Home / 493,277.04-739,918.80-156,310.56

Finding the Fourth Proportional to 493,277.04, 739,918.80 and 156,310.56

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Solution

The fourth proportional to 493,277.04, 739,918.80 and 156,310.56 is: 234,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,277.04 : 739,918.80 = 156,310.56 : x
  2. Step 2: Convert to fraction form
    493,277.04/739,918.80 = 156,310.56/x
  3. Step 3: Cross multiply
    493,277.04x = 739,918.80 × 156,310.56
  4. Step 4: Simplify right side
    493,277.04x = 115,657,121,982.53
  5. Step 5: Solve for x
    x = 115,657,121,982.53/493,277.04
  6. Step 6: Final answer
    x = 234,466.87

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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.