Home / 814,670.58-1,222,089.10-282,190.62

Finding the Fourth Proportional to 814,670.58, 1,222,089.10 and 282,190.62

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Solution

The fourth proportional to 814,670.58, 1,222,089.10 and 282,190.62 is: 423,314.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,670.58 : 1,222,089.10 = 282,190.62 : x
  2. Step 2: Convert to fraction form
    814,670.58/1,222,089.10 = 282,190.62/x
  3. Step 3: Cross multiply
    814,670.58x = 1,222,089.10 × 282,190.62
  4. Step 4: Simplify right side
    814,670.58x = 344,862,080,824.24
  5. Step 5: Solve for x
    x = 344,862,080,824.24/814,670.58
  6. Step 6: Final answer
    x = 423,314.76

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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.