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Finding the Fourth Proportional to 400,080, 600,125.76 and 104,592

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Solution

The fourth proportional to 400,080, 600,125.76 and 104,592 is: 156,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,080 : 600,125.76 = 104,592 : x
  2. Step 2: Convert to fraction form
    400,080/600,125.76 = 104,592/x
  3. Step 3: Cross multiply
    400,080x = 600,125.76 × 104,592
  4. Step 4: Simplify right side
    400,080x = 62,768,353,489.92
  5. Step 5: Solve for x
    x = 62,768,353,489.92/400,080
  6. Step 6: Final answer
    x = 156,889.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.