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Finding the Fourth Proportional to 539,359.62, 744,038.32 and 335,333.18

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Solution

The fourth proportional to 539,359.62, 744,038.32 and 335,333.18 is: 462,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,359.62 : 744,038.32 = 335,333.18 : x
  2. Step 2: Convert to fraction form
    539,359.62/744,038.32 = 335,333.18/x
  3. Step 3: Cross multiply
    539,359.62x = 744,038.32 × 335,333.18
  4. Step 4: Simplify right side
    539,359.62x = 249,500,735,887.46
  5. Step 5: Solve for x
    x = 249,500,735,887.46/539,359.62
  6. Step 6: Final answer
    x = 462,586.98

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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.