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Finding the Fourth Proportional to 477,052.52, 658,304.60 and 262,192.77

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Solution

The fourth proportional to 477,052.52, 658,304.60 and 262,192.77 is: 361,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,052.52 : 658,304.60 = 262,192.77 : x
  2. Step 2: Convert to fraction form
    477,052.52/658,304.60 = 262,192.77/x
  3. Step 3: Cross multiply
    477,052.52x = 658,304.60 × 262,192.77
  4. Step 4: Simplify right side
    477,052.52x = 172,602,705,266.78
  5. Step 5: Solve for x
    x = 172,602,705,266.78/477,052.52
  6. Step 6: Final answer
    x = 361,810.70

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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.