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Finding the Fourth Proportional to 539,293.75, 744,494.81 and 335,410.39

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Solution

The fourth proportional to 539,293.75, 744,494.81 and 335,410.39 is: 463,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,293.75 : 744,494.81 = 335,410.39 : x
  2. Step 2: Convert to fraction form
    539,293.75/744,494.81 = 335,410.39/x
  3. Step 3: Cross multiply
    539,293.75x = 744,494.81 × 335,410.39
  4. Step 4: Simplify right side
    539,293.75x = 249,711,294,575.08
  5. Step 5: Solve for x
    x = 249,711,294,575.08/539,293.75
  6. Step 6: Final answer
    x = 463,033.91

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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.