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Finding the Fourth Proportional to 539,269.67, 744,207.71 and 297,567.80

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Solution

The fourth proportional to 539,269.67, 744,207.71 and 297,567.80 is: 410,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,269.67 : 744,207.71 = 297,567.80 : x
  2. Step 2: Convert to fraction form
    539,269.67/744,207.71 = 297,567.80/x
  3. Step 3: Cross multiply
    539,269.67x = 744,207.71 × 297,567.80
  4. Step 4: Simplify right side
    539,269.67x = 221,452,253,612.18
  5. Step 5: Solve for x
    x = 221,452,253,612.18/539,269.67
  6. Step 6: Final answer
    x = 410,652.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.