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Finding the Fourth Proportional to 376,459.16, 564,605.70 and 110,240.43

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Solution

The fourth proportional to 376,459.16, 564,605.70 and 110,240.43 is: 165,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,459.16 : 564,605.70 = 110,240.43 : x
  2. Step 2: Convert to fraction form
    376,459.16/564,605.70 = 110,240.43/x
  3. Step 3: Cross multiply
    376,459.16x = 564,605.70 × 110,240.43
  4. Step 4: Simplify right side
    376,459.16x = 62,242,375,148.45
  5. Step 5: Solve for x
    x = 62,242,375,148.45/376,459.16
  6. Step 6: Final answer
    x = 165,336.33

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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.