Home / 755,373.38-1,132,948.19-275,488.63

Finding the Fourth Proportional to 755,373.38, 1,132,948.19 and 275,488.63

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Solution

The fourth proportional to 755,373.38, 1,132,948.19 and 275,488.63 is: 413,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,373.38 : 1,132,948.19 = 275,488.63 : x
  2. Step 2: Convert to fraction form
    755,373.38/1,132,948.19 = 275,488.63/x
  3. Step 3: Cross multiply
    755,373.38x = 1,132,948.19 × 275,488.63
  4. Step 4: Simplify right side
    755,373.38x = 312,114,342,580.43
  5. Step 5: Solve for x
    x = 312,114,342,580.43/755,373.38
  6. Step 6: Final answer
    x = 413,192.14

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1.5x scale

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.