Home / 436,772.43-655,162.26-137,246.37

Finding the Fourth Proportional to 436,772.43, 655,162.26 and 137,246.37

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Solution

The fourth proportional to 436,772.43, 655,162.26 and 137,246.37 is: 205,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,772.43 : 655,162.26 = 137,246.37 : x
  2. Step 2: Convert to fraction form
    436,772.43/655,162.26 = 137,246.37/x
  3. Step 3: Cross multiply
    436,772.43x = 655,162.26 × 137,246.37
  4. Step 4: Simplify right side
    436,772.43x = 89,918,641,946.00
  5. Step 5: Solve for x
    x = 89,918,641,946.00/436,772.43
  6. Step 6: Final answer
    x = 205,870.69

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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.