Home / 791,350.56-1,092,062.25-428,784.24

Finding the Fourth Proportional to 791,350.56, 1,092,062.25 and 428,784.24

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Solution

The fourth proportional to 791,350.56, 1,092,062.25 and 428,784.24 is: 591,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,350.56 : 1,092,062.25 = 428,784.24 : x
  2. Step 2: Convert to fraction form
    791,350.56/1,092,062.25 = 428,784.24/x
  3. Step 3: Cross multiply
    791,350.56x = 1,092,062.25 × 428,784.24
  4. Step 4: Simplify right side
    791,350.56x = 468,259,076,438.63
  5. Step 5: Solve for x
    x = 468,259,076,438.63/791,350.56
  6. Step 6: Final answer
    x = 591,721.42

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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.