Home / 372,962.20-558,131.10-341,469.40

Finding the Fourth Proportional to 372,962.20, 558,131.10 and 341,469.40

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Solution

The fourth proportional to 372,962.20, 558,131.10 and 341,469.40 is: 511,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,962.20 : 558,131.10 = 341,469.40 : x
  2. Step 2: Convert to fraction form
    372,962.20/558,131.10 = 341,469.40/x
  3. Step 3: Cross multiply
    372,962.20x = 558,131.10 × 341,469.40
  4. Step 4: Simplify right side
    372,962.20x = 190,584,691,838.34
  5. Step 5: Solve for x
    x = 190,584,691,838.34/372,962.20
  6. Step 6: Final answer
    x = 511,002.70

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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.