Home / 891,275.16-1,229,960.40-483,376.92

Finding the Fourth Proportional to 891,275.16, 1,229,960.40 and 483,376.92

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Solution

The fourth proportional to 891,275.16, 1,229,960.40 and 483,376.92 is: 667,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,275.16 : 1,229,960.40 = 483,376.92 : x
  2. Step 2: Convert to fraction form
    891,275.16/1,229,960.40 = 483,376.92/x
  3. Step 3: Cross multiply
    891,275.16x = 1,229,960.40 × 483,376.92
  4. Step 4: Simplify right side
    891,275.16x = 594,534,469,873.97
  5. Step 5: Solve for x
    x = 594,534,469,873.97/891,275.16
  6. Step 6: Final answer
    x = 667,060.52

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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.