Home / 477,283.20-658,653.42-281,058.24

Finding the Fourth Proportional to 477,283.20, 658,653.42 and 281,058.24

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Solution

The fourth proportional to 477,283.20, 658,653.42 and 281,058.24 is: 387,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,283.20 : 658,653.42 = 281,058.24 : x
  2. Step 2: Convert to fraction form
    477,283.20/658,653.42 = 281,058.24/x
  3. Step 3: Cross multiply
    477,283.20x = 658,653.42 × 281,058.24
  4. Step 4: Simplify right side
    477,283.20x = 185,119,970,995.18
  5. Step 5: Solve for x
    x = 185,119,970,995.18/477,283.20
  6. Step 6: Final answer
    x = 387,861.90

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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.