Home / 477,194.41-658,489.14-280,929.73

Finding the Fourth Proportional to 477,194.41, 658,489.14 and 280,929.73

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Solution

The fourth proportional to 477,194.41, 658,489.14 and 280,929.73 is: 387,659.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,194.41 : 658,489.14 = 280,929.73 : x
  2. Step 2: Convert to fraction form
    477,194.41/658,489.14 = 280,929.73/x
  3. Step 3: Cross multiply
    477,194.41x = 658,489.14 × 280,929.73
  4. Step 4: Simplify right side
    477,194.41x = 184,989,174,661.91
  5. Step 5: Solve for x
    x = 184,989,174,661.91/477,194.41
  6. Step 6: Final answer
    x = 387,659.98

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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.