Home / 1,024,413.70-1,536,620.55-491,806.30

Finding the Fourth Proportional to 1,024,413.70, 1,536,620.55 and 491,806.30

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Solution

The fourth proportional to 1,024,413.70, 1,536,620.55 and 491,806.30 is: 737,709.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,413.70 : 1,536,620.55 = 491,806.30 : x
  2. Step 2: Convert to fraction form
    1,024,413.70/1,536,620.55 = 491,806.30/x
  3. Step 3: Cross multiply
    1,024,413.70x = 1,536,620.55 × 491,806.30
  4. Step 4: Simplify right side
    1,024,413.70x = 755,719,667,199.47
  5. Step 5: Solve for x
    x = 755,719,667,199.47/1,024,413.70
  6. Step 6: Final answer
    x = 737,709.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.