Home / 746,279.97-1,030,013.33-519,794.25

Finding the Fourth Proportional to 746,279.97, 1,030,013.33 and 519,794.25

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Solution

The fourth proportional to 746,279.97, 1,030,013.33 and 519,794.25 is: 717,418.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,279.97 : 1,030,013.33 = 519,794.25 : x
  2. Step 2: Convert to fraction form
    746,279.97/1,030,013.33 = 519,794.25/x
  3. Step 3: Cross multiply
    746,279.97x = 1,030,013.33 × 519,794.25
  4. Step 4: Simplify right side
    746,279.97x = 535,395,003,758.38
  5. Step 5: Solve for x
    x = 535,395,003,758.38/746,279.97
  6. Step 6: Final answer
    x = 717,418.43

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Double scale
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Similar ratio
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1.5x scale

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.