Home / 827,824.73-1,142,198.61-483,465.17

Finding the Fourth Proportional to 827,824.73, 1,142,198.61 and 483,465.17

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Solution

The fourth proportional to 827,824.73, 1,142,198.61 and 483,465.17 is: 667,065.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,824.73 : 1,142,198.61 = 483,465.17 : x
  2. Step 2: Convert to fraction form
    827,824.73/1,142,198.61 = 483,465.17/x
  3. Step 3: Cross multiply
    827,824.73x = 1,142,198.61 × 483,465.17
  4. Step 4: Simplify right side
    827,824.73x = 552,213,239,446.42
  5. Step 5: Solve for x
    x = 552,213,239,446.42/827,824.73
  6. Step 6: Final answer
    x = 667,065.41

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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.