Home / 756,342.58-1,044,020.20-675,629.86

Finding the Fourth Proportional to 756,342.58, 1,044,020.20 and 675,629.86

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Solution

The fourth proportional to 756,342.58, 1,044,020.20 and 675,629.86 is: 932,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,342.58 : 1,044,020.20 = 675,629.86 : x
  2. Step 2: Convert to fraction form
    756,342.58/1,044,020.20 = 675,629.86/x
  3. Step 3: Cross multiply
    756,342.58x = 1,044,020.20 × 675,629.86
  4. Step 4: Simplify right side
    756,342.58x = 705,371,221,563.17
  5. Step 5: Solve for x
    x = 705,371,221,563.17/756,342.58
  6. Step 6: Final answer
    x = 932,608.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.