Home / 806,082.76-1,112,276.82-483,724.36

Finding the Fourth Proportional to 806,082.76, 1,112,276.82 and 483,724.36

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Solution

The fourth proportional to 806,082.76, 1,112,276.82 and 483,724.36 is: 667,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,082.76 : 1,112,276.82 = 483,724.36 : x
  2. Step 2: Convert to fraction form
    806,082.76/1,112,276.82 = 483,724.36/x
  3. Step 3: Cross multiply
    806,082.76x = 1,112,276.82 × 483,724.36
  4. Step 4: Simplify right side
    806,082.76x = 538,035,392,897.34
  5. Step 5: Solve for x
    x = 538,035,392,897.34/806,082.76
  6. Step 6: Final answer
    x = 667,469.17

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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.