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Finding the Fourth Proportional to 559,047.30, 838,578.24 and 159,701.10

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Solution

The fourth proportional to 559,047.30, 838,578.24 and 159,701.10 is: 239,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,047.30 : 838,578.24 = 159,701.10 : x
  2. Step 2: Convert to fraction form
    559,047.30/838,578.24 = 159,701.10/x
  3. Step 3: Cross multiply
    559,047.30x = 838,578.24 × 159,701.10
  4. Step 4: Simplify right side
    559,047.30x = 133,921,867,364.06
  5. Step 5: Solve for x
    x = 133,921,867,364.06/559,047.30
  6. Step 6: Final answer
    x = 239,553.73

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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.