Home / 415,451.22-573,321.96-224,464.02

Finding the Fourth Proportional to 415,451.22, 573,321.96 and 224,464.02

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Solution

The fourth proportional to 415,451.22, 573,321.96 and 224,464.02 is: 309,759.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,451.22 : 573,321.96 = 224,464.02 : x
  2. Step 2: Convert to fraction form
    415,451.22/573,321.96 = 224,464.02/x
  3. Step 3: Cross multiply
    415,451.22x = 573,321.96 × 224,464.02
  4. Step 4: Simplify right side
    415,451.22x = 128,690,151,895.88
  5. Step 5: Solve for x
    x = 128,690,151,895.88/415,451.22
  6. Step 6: Final answer
    x = 309,759.96

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1.5x scale

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.