Home / 928,175.34-1,392,264.22-254,262.57

Finding the Fourth Proportional to 928,175.34, 1,392,264.22 and 254,262.57

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Solution

The fourth proportional to 928,175.34, 1,392,264.22 and 254,262.57 is: 381,394.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,175.34 : 1,392,264.22 = 254,262.57 : x
  2. Step 2: Convert to fraction form
    928,175.34/1,392,264.22 = 254,262.57/x
  3. Step 3: Cross multiply
    928,175.34x = 1,392,264.22 × 254,262.57
  4. Step 4: Simplify right side
    928,175.34x = 354,000,670,463.61
  5. Step 5: Solve for x
    x = 354,000,670,463.61/928,175.34
  6. Step 6: Final answer
    x = 381,394.18

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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.