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Finding the Fourth Proportional to 493,254.80, 739,882.20 and 119,277.80

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Solution

The fourth proportional to 493,254.80, 739,882.20 and 119,277.80 is: 178,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,254.80 : 739,882.20 = 119,277.80 : x
  2. Step 2: Convert to fraction form
    493,254.80/739,882.20 = 119,277.80/x
  3. Step 3: Cross multiply
    493,254.80x = 739,882.20 × 119,277.80
  4. Step 4: Simplify right side
    493,254.80x = 88,251,521,075.16
  5. Step 5: Solve for x
    x = 88,251,521,075.16/493,254.80
  6. Step 6: Final answer
    x = 178,916.70

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Similar ratio
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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.