Home / 497,747.16-746,621.28-123,770.16

Finding the Fourth Proportional to 497,747.16, 746,621.28 and 123,770.16

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Solution

The fourth proportional to 497,747.16, 746,621.28 and 123,770.16 is: 185,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,747.16 : 746,621.28 = 123,770.16 : x
  2. Step 2: Convert to fraction form
    497,747.16/746,621.28 = 123,770.16/x
  3. Step 3: Cross multiply
    497,747.16x = 746,621.28 × 123,770.16
  4. Step 4: Simplify right side
    497,747.16x = 92,409,435,285.00
  5. Step 5: Solve for x
    x = 92,409,435,285.00/497,747.16
  6. Step 6: Final answer
    x = 185,655.37

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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.