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Finding the Fourth Proportional to 453,339.54, 625,588.80 and 249,377.52

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Solution

The fourth proportional to 453,339.54, 625,588.80 and 249,377.52 is: 344,130.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,339.54 : 625,588.80 = 249,377.52 : x
  2. Step 2: Convert to fraction form
    453,339.54/625,588.80 = 249,377.52/x
  3. Step 3: Cross multiply
    453,339.54x = 625,588.80 × 249,377.52
  4. Step 4: Simplify right side
    453,339.54x = 156,007,786,297.32
  5. Step 5: Solve for x
    x = 156,007,786,297.32/453,339.54
  6. Step 6: Final answer
    x = 344,130.11

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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.