Home / 758,188.15-1,137,528.29-225,713.79

Finding the Fourth Proportional to 758,188.15, 1,137,528.29 and 225,713.79

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Solution

The fourth proportional to 758,188.15, 1,137,528.29 and 225,713.79 is: 338,643.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,188.15 : 1,137,528.29 = 225,713.79 : x
  2. Step 2: Convert to fraction form
    758,188.15/1,137,528.29 = 225,713.79/x
  3. Step 3: Cross multiply
    758,188.15x = 1,137,528.29 × 225,713.79
  4. Step 4: Simplify right side
    758,188.15x = 256,755,822,132.40
  5. Step 5: Solve for x
    x = 256,755,822,132.40/758,188.15
  6. Step 6: Final answer
    x = 338,643.94

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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.