Home / 744,262.00-1,027,442.48-499,157.12

Finding the Fourth Proportional to 744,262.00, 1,027,442.48 and 499,157.12

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Solution

The fourth proportional to 744,262.00, 1,027,442.48 and 499,157.12 is: 689,078.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,262.00 : 1,027,442.48 = 499,157.12 : x
  2. Step 2: Convert to fraction form
    744,262.00/1,027,442.48 = 499,157.12/x
  3. Step 3: Cross multiply
    744,262.00x = 1,027,442.48 × 499,157.12
  4. Step 4: Simplify right side
    744,262.00x = 512,855,223,575.91
  5. Step 5: Solve for x
    x = 512,855,223,575.91/744,262.00
  6. Step 6: Final answer
    x = 689,078.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.