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Finding the Fourth Proportional to 567,729.30, 851,575.50 and 230,670.30

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Solution

The fourth proportional to 567,729.30, 851,575.50 and 230,670.30 is: 345,997.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,729.30 : 851,575.50 = 230,670.30 : x
  2. Step 2: Convert to fraction form
    567,729.30/851,575.50 = 230,670.30/x
  3. Step 3: Cross multiply
    567,729.30x = 851,575.50 × 230,670.30
  4. Step 4: Simplify right side
    567,729.30x = 196,433,176,057.65
  5. Step 5: Solve for x
    x = 196,433,176,057.65/567,729.30
  6. Step 6: Final answer
    x = 345,997.95

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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.