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Finding the Fourth Proportional to 453,228.48, 625,470.54 and 249,295.16

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Solution

The fourth proportional to 453,228.48, 625,470.54 and 249,295.16 is: 344,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,228.48 : 625,470.54 = 249,295.16 : x
  2. Step 2: Convert to fraction form
    453,228.48/625,470.54 = 249,295.16/x
  3. Step 3: Cross multiply
    453,228.48x = 625,470.54 × 249,295.16
  4. Step 4: Simplify right side
    453,228.48x = 155,926,778,344.59
  5. Step 5: Solve for x
    x = 155,926,778,344.59/453,228.48
  6. Step 6: Final answer
    x = 344,035.70

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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.