Home / 758,805.44-1,131,292.24-739,417.28

Finding the Fourth Proportional to 758,805.44, 1,131,292.24 and 739,417.28

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Solution

The fourth proportional to 758,805.44, 1,131,292.24 and 739,417.28 is: 1,102,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,805.44 : 1,131,292.24 = 739,417.28 : x
  2. Step 2: Convert to fraction form
    758,805.44/1,131,292.24 = 739,417.28/x
  3. Step 3: Cross multiply
    758,805.44x = 1,131,292.24 × 739,417.28
  4. Step 4: Simplify right side
    758,805.44x = 836,497,030,985.91
  5. Step 5: Solve for x
    x = 836,497,030,985.91/758,805.44
  6. Step 6: Final answer
    x = 1,102,386.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.