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Finding the Fourth Proportional to 559,049.55, 838,581.62 and 159,703.35

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Solution

The fourth proportional to 559,049.55, 838,581.62 and 159,703.35 is: 239,557.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,049.55 : 838,581.62 = 159,703.35 : x
  2. Step 2: Convert to fraction form
    559,049.55/838,581.62 = 159,703.35/x
  3. Step 3: Cross multiply
    559,049.55x = 838,581.62 × 159,703.35
  4. Step 4: Simplify right side
    559,049.55x = 133,924,293,163.91
  5. Step 5: Solve for x
    x = 133,924,293,163.91/559,049.55
  6. Step 6: Final answer
    x = 239,557.11

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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.