Home / 814,670.99-1,222,007.51-282,191.96

Finding the Fourth Proportional to 814,670.99, 1,222,007.51 and 282,191.96

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Solution

The fourth proportional to 814,670.99, 1,222,007.51 and 282,191.96 is: 423,288.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,670.99 : 1,222,007.51 = 282,191.96 : x
  2. Step 2: Convert to fraction form
    814,670.99/1,222,007.51 = 282,191.96/x
  3. Step 3: Cross multiply
    814,670.99x = 1,222,007.51 × 282,191.96
  4. Step 4: Simplify right side
    814,670.99x = 344,840,692,970.66
  5. Step 5: Solve for x
    x = 344,840,692,970.66/814,670.99
  6. Step 6: Final answer
    x = 423,288.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.