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Finding the Fourth Proportional to 467,380.53, 701,693.48 and 316,085.90

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Solution

The fourth proportional to 467,380.53, 701,693.48 and 316,085.90 is: 474,549.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,380.53 : 701,693.48 = 316,085.90 : x
  2. Step 2: Convert to fraction form
    467,380.53/701,693.48 = 316,085.90/x
  3. Step 3: Cross multiply
    467,380.53x = 701,693.48 × 316,085.90
  4. Step 4: Simplify right side
    467,380.53x = 221,795,412,431.68
  5. Step 5: Solve for x
    x = 221,795,412,431.68/467,380.53
  6. Step 6: Final answer
    x = 474,549.96

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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.