Home / 928,177.66-1,392,267.69-254,264.88

Finding the Fourth Proportional to 928,177.66, 1,392,267.69 and 254,264.88

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Solution

The fourth proportional to 928,177.66, 1,392,267.69 and 254,264.88 is: 381,397.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,177.66 : 1,392,267.69 = 254,264.88 : x
  2. Step 2: Convert to fraction form
    928,177.66/1,392,267.69 = 254,264.88/x
  3. Step 3: Cross multiply
    928,177.66x = 1,392,267.69 × 254,264.88
  4. Step 4: Simplify right side
    928,177.66x = 354,004,777,125.73
  5. Step 5: Solve for x
    x = 354,004,777,125.73/928,177.66
  6. Step 6: Final answer
    x = 381,397.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.