Home / 791,363.64-1,092,082.82-428,787.41

Finding the Fourth Proportional to 791,363.64, 1,092,082.82 and 428,787.41

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Solution

The fourth proportional to 791,363.64, 1,092,082.82 and 428,787.41 is: 591,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,363.64 : 1,092,082.82 = 428,787.41 : x
  2. Step 2: Convert to fraction form
    791,363.64/1,092,082.82 = 428,787.41/x
  3. Step 3: Cross multiply
    791,363.64x = 1,092,082.82 × 428,787.41
  4. Step 4: Simplify right side
    791,363.64x = 468,271,356,288.95
  5. Step 5: Solve for x
    x = 468,271,356,288.95/791,363.64
  6. Step 6: Final answer
    x = 591,727.16

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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.