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Finding the Fourth Proportional to 453,060.48, 625,239.52 and 249,126.92

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Solution

The fourth proportional to 453,060.48, 625,239.52 and 249,126.92 is: 343,803.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,060.48 : 625,239.52 = 249,126.92 : x
  2. Step 2: Convert to fraction form
    453,060.48/625,239.52 = 249,126.92/x
  3. Step 3: Cross multiply
    453,060.48x = 625,239.52 × 249,126.92
  4. Step 4: Simplify right side
    453,060.48x = 155,763,995,879.88
  5. Step 5: Solve for x
    x = 155,763,995,879.88/453,060.48
  6. Step 6: Final answer
    x = 343,803.98

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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.