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Finding the Fourth Proportional to 539,269.70, 744,207.76 and 297,567.83

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Solution

The fourth proportional to 539,269.70, 744,207.76 and 297,567.83 is: 410,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,269.70 : 744,207.76 = 297,567.83 : x
  2. Step 2: Convert to fraction form
    539,269.70/744,207.76 = 297,567.83/x
  3. Step 3: Cross multiply
    539,269.70x = 744,207.76 × 297,567.83
  4. Step 4: Simplify right side
    539,269.70x = 221,452,289,328.96
  5. Step 5: Solve for x
    x = 221,452,289,328.96/539,269.70
  6. Step 6: Final answer
    x = 410,652.20

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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.