Home / 436,770.42-655,159.27-137,244.36

Finding the Fourth Proportional to 436,770.42, 655,159.27 and 137,244.36

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Solution

The fourth proportional to 436,770.42, 655,159.27 and 137,244.36 is: 205,867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,770.42 : 655,159.27 = 137,244.36 : x
  2. Step 2: Convert to fraction form
    436,770.42/655,159.27 = 137,244.36/x
  3. Step 3: Cross multiply
    436,770.42x = 655,159.27 × 137,244.36
  4. Step 4: Simplify right side
    436,770.42x = 89,916,914,709.22
  5. Step 5: Solve for x
    x = 89,916,914,709.22/436,770.42
  6. Step 6: Final answer
    x = 205,867.68

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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.