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Finding the Fourth Proportional to 363,520.13, 501,331.17 and 227,566.45

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Solution

The fourth proportional to 363,520.13, 501,331.17 and 227,566.45 is: 313,837.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,520.13 : 501,331.17 = 227,566.45 : x
  2. Step 2: Convert to fraction form
    363,520.13/501,331.17 = 227,566.45/x
  3. Step 3: Cross multiply
    363,520.13x = 501,331.17 × 227,566.45
  4. Step 4: Simplify right side
    363,520.13x = 114,086,154,631.25
  5. Step 5: Solve for x
    x = 114,086,154,631.25/363,520.13
  6. Step 6: Final answer
    x = 313,837.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.