Home / 497,748.16-746,622.78-123,771.16

Finding the Fourth Proportional to 497,748.16, 746,622.78 and 123,771.16

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Solution

The fourth proportional to 497,748.16, 746,622.78 and 123,771.16 is: 185,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,748.16 : 746,622.78 = 123,771.16 : x
  2. Step 2: Convert to fraction form
    497,748.16/746,622.78 = 123,771.16/x
  3. Step 3: Cross multiply
    497,748.16x = 746,622.78 × 123,771.16
  4. Step 4: Simplify right side
    497,748.16x = 92,410,367,563.02
  5. Step 5: Solve for x
    x = 92,410,367,563.02/497,748.16
  6. Step 6: Final answer
    x = 185,656.87

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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.