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Finding the Fourth Proportional to 539,363.52, 744,329.52 and 297,657.36

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Solution

The fourth proportional to 539,363.52, 744,329.52 and 297,657.36 is: 410,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,363.52 : 744,329.52 = 297,657.36 : x
  2. Step 2: Convert to fraction form
    539,363.52/744,329.52 = 297,657.36/x
  3. Step 3: Cross multiply
    539,363.52x = 744,329.52 × 297,657.36
  4. Step 4: Simplify right side
    539,363.52x = 221,555,159,893.27
  5. Step 5: Solve for x
    x = 221,555,159,893.27/539,363.52
  6. Step 6: Final answer
    x = 410,771.50

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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.