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Finding the Fourth Proportional to 395,247.35, 592,872.43 and 95,728.13

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Solution

The fourth proportional to 395,247.35, 592,872.43 and 95,728.13 is: 143,592.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,247.35 : 592,872.43 = 95,728.13 : x
  2. Step 2: Convert to fraction form
    395,247.35/592,872.43 = 95,728.13/x
  3. Step 3: Cross multiply
    395,247.35x = 592,872.43 × 95,728.13
  4. Step 4: Simplify right side
    395,247.35x = 56,754,570,295.32
  5. Step 5: Solve for x
    x = 56,754,570,295.32/395,247.35
  6. Step 6: Final answer
    x = 143,592.54

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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.