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Finding the Fourth Proportional to 539,246.45, 744,429.76 and 335,363.04

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Solution

The fourth proportional to 539,246.45, 744,429.76 and 335,363.04 is: 462,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,246.45 : 744,429.76 = 335,363.04 : x
  2. Step 2: Convert to fraction form
    539,246.45/744,429.76 = 335,363.04/x
  3. Step 3: Cross multiply
    539,246.45x = 744,429.76 × 335,363.04
  4. Step 4: Simplify right side
    539,246.45x = 249,654,226,541.66
  5. Step 5: Solve for x
    x = 249,654,226,541.66/539,246.45
  6. Step 6: Final answer
    x = 462,968.70

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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.