Home / 1,002,081.70-1,503,122.55-292,132.90

Finding the Fourth Proportional to 1,002,081.70, 1,503,122.55 and 292,132.90

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Solution

The fourth proportional to 1,002,081.70, 1,503,122.55 and 292,132.90 is: 438,199.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,081.70 : 1,503,122.55 = 292,132.90 : x
  2. Step 2: Convert to fraction form
    1,002,081.70/1,503,122.55 = 292,132.90/x
  3. Step 3: Cross multiply
    1,002,081.70x = 1,503,122.55 × 292,132.90
  4. Step 4: Simplify right side
    1,002,081.70x = 439,111,549,586.90
  5. Step 5: Solve for x
    x = 439,111,549,586.90/1,002,081.70
  6. Step 6: Final answer
    x = 438,199.35

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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.