Home / 437,001.48-655,385.58-121,475.70

Finding the Fourth Proportional to 437,001.48, 655,385.58 and 121,475.70

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Solution

The fourth proportional to 437,001.48, 655,385.58 and 121,475.70 is: 182,181.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,001.48 : 655,385.58 = 121,475.70 : x
  2. Step 2: Convert to fraction form
    437,001.48/655,385.58 = 121,475.70/x
  3. Step 3: Cross multiply
    437,001.48x = 655,385.58 × 121,475.70
  4. Step 4: Simplify right side
    437,001.48x = 79,613,422,100.41
  5. Step 5: Solve for x
    x = 79,613,422,100.41/437,001.48
  6. Step 6: Final answer
    x = 182,181.13

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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.