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Finding the Fourth Proportional to 567,020.01, 850,234.70 and 267,420.15

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Solution

The fourth proportional to 567,020.01, 850,234.70 and 267,420.15 is: 400,990.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,020.01 : 850,234.70 = 267,420.15 : x
  2. Step 2: Convert to fraction form
    567,020.01/850,234.70 = 267,420.15/x
  3. Step 3: Cross multiply
    567,020.01x = 850,234.70 × 267,420.15
  4. Step 4: Simplify right side
    567,020.01x = 227,369,891,009.21
  5. Step 5: Solve for x
    x = 227,369,891,009.21/567,020.01
  6. Step 6: Final answer
    x = 400,990.95

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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.