Home / 432,899.75-649,359.35-148,589.75

Finding the Fourth Proportional to 432,899.75, 649,359.35 and 148,589.75

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Solution

The fourth proportional to 432,899.75, 649,359.35 and 148,589.75 is: 222,887.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,899.75 : 649,359.35 = 148,589.75 : x
  2. Step 2: Convert to fraction form
    432,899.75/649,359.35 = 148,589.75/x
  3. Step 3: Cross multiply
    432,899.75x = 649,359.35 × 148,589.75
  4. Step 4: Simplify right side
    432,899.75x = 96,488,143,476.66
  5. Step 5: Solve for x
    x = 96,488,143,476.66/432,899.75
  6. Step 6: Final answer
    x = 222,887.96

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1.5x scale

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.