Home / 558,445.60-837,351.06-381,167.20

Finding the Fourth Proportional to 558,445.60, 837,351.06 and 381,167.20

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Solution

The fourth proportional to 558,445.60, 837,351.06 and 381,167.20 is: 571,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,445.60 : 837,351.06 = 381,167.20 : x
  2. Step 2: Convert to fraction form
    558,445.60/837,351.06 = 381,167.20/x
  3. Step 3: Cross multiply
    558,445.60x = 837,351.06 × 381,167.20
  4. Step 4: Simplify right side
    558,445.60x = 319,170,758,957.23
  5. Step 5: Solve for x
    x = 319,170,758,957.23/558,445.60
  6. Step 6: Final answer
    x = 571,534.20

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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.