Home / 477,126.10-658,426.63-262,261.55

Finding the Fourth Proportional to 477,126.10, 658,426.63 and 262,261.55

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Solution

The fourth proportional to 477,126.10, 658,426.63 and 262,261.55 is: 361,916.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,126.10 : 658,426.63 = 262,261.55 : x
  2. Step 2: Convert to fraction form
    477,126.10/658,426.63 = 262,261.55/x
  3. Step 3: Cross multiply
    477,126.10x = 658,426.63 × 262,261.55
  4. Step 4: Simplify right side
    477,126.10x = 172,679,988,545.08
  5. Step 5: Solve for x
    x = 172,679,988,545.08/477,126.10
  6. Step 6: Final answer
    x = 361,916.88

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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.