Home / 791,348.97-1,092,060.09-428,782.65

Finding the Fourth Proportional to 791,348.97, 1,092,060.09 and 428,782.65

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Solution

The fourth proportional to 791,348.97, 1,092,060.09 and 428,782.65 is: 591,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,348.97 : 1,092,060.09 = 428,782.65 : x
  2. Step 2: Convert to fraction form
    791,348.97/1,092,060.09 = 428,782.65/x
  3. Step 3: Cross multiply
    791,348.97x = 1,092,060.09 × 428,782.65
  4. Step 4: Simplify right side
    791,348.97x = 468,256,419,349.44
  5. Step 5: Solve for x
    x = 468,256,419,349.44/791,348.97
  6. Step 6: Final answer
    x = 591,719.25

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Double scale
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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.