Home / 997,354.20-1,496,031.30-576,413.40

Finding the Fourth Proportional to 997,354.20, 1,496,031.30 and 576,413.40

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Solution

The fourth proportional to 997,354.20, 1,496,031.30 and 576,413.40 is: 864,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,354.20 : 1,496,031.30 = 576,413.40 : x
  2. Step 2: Convert to fraction form
    997,354.20/1,496,031.30 = 576,413.40/x
  3. Step 3: Cross multiply
    997,354.20x = 1,496,031.30 × 576,413.40
  4. Step 4: Simplify right side
    997,354.20x = 862,332,488,139.42
  5. Step 5: Solve for x
    x = 862,332,488,139.42/997,354.20
  6. Step 6: Final answer
    x = 864,620.10

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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.