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Finding the Fourth Proportional to 452,996.72, 625,119.52 and 249,046.16

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Solution

The fourth proportional to 452,996.72, 625,119.52 and 249,046.16 is: 343,674.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,996.72 : 625,119.52 = 249,046.16 : x
  2. Step 2: Convert to fraction form
    452,996.72/625,119.52 = 249,046.16/x
  3. Step 3: Cross multiply
    452,996.72x = 625,119.52 × 249,046.16
  4. Step 4: Simplify right side
    452,996.72x = 155,683,615,997.04
  5. Step 5: Solve for x
    x = 155,683,615,997.04/452,996.72
  6. Step 6: Final answer
    x = 343,674.93

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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.