Home / 758,540.47-1,137,429.80-252,922.47

Finding the Fourth Proportional to 758,540.47, 1,137,429.80 and 252,922.47

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Solution

The fourth proportional to 758,540.47, 1,137,429.80 and 252,922.47 is: 379,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,540.47 : 1,137,429.80 = 252,922.47 : x
  2. Step 2: Convert to fraction form
    758,540.47/1,137,429.80 = 252,922.47/x
  3. Step 3: Cross multiply
    758,540.47x = 1,137,429.80 × 252,922.47
  4. Step 4: Simplify right side
    758,540.47x = 287,681,554,151.45
  5. Step 5: Solve for x
    x = 287,681,554,151.45/758,540.47
  6. Step 6: Final answer
    x = 379,256.70

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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.