Home / 814,581.06-1,222,035.45-282,090.30

Finding the Fourth Proportional to 814,581.06, 1,222,035.45 and 282,090.30

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Solution

The fourth proportional to 814,581.06, 1,222,035.45 and 282,090.30 is: 423,192.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,581.06 : 1,222,035.45 = 282,090.30 : x
  2. Step 2: Convert to fraction form
    814,581.06/1,222,035.45 = 282,090.30/x
  3. Step 3: Cross multiply
    814,581.06x = 1,222,035.45 × 282,090.30
  4. Step 4: Simplify right side
    814,581.06x = 344,724,346,701.14
  5. Step 5: Solve for x
    x = 344,724,346,701.14/814,581.06
  6. Step 6: Final answer
    x = 423,192.19

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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.