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Finding the Fourth Proportional to 477,354.58, 658,726.76 and 262,503.70

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Solution

The fourth proportional to 477,354.58, 658,726.76 and 262,503.70 is: 362,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,354.58 : 658,726.76 = 262,503.70 : x
  2. Step 2: Convert to fraction form
    477,354.58/658,726.76 = 262,503.70/x
  3. Step 3: Cross multiply
    477,354.58x = 658,726.76 × 262,503.70
  4. Step 4: Simplify right side
    477,354.58x = 172,918,211,789.01
  5. Step 5: Solve for x
    x = 172,918,211,789.01/477,354.58
  6. Step 6: Final answer
    x = 362,242.70

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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.