Home / 814,961.04-1,222,164.73-282,357.75

Finding the Fourth Proportional to 814,961.04, 1,222,164.73 and 282,357.75

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Solution

The fourth proportional to 814,961.04, 1,222,164.73 and 282,357.75 is: 423,440.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,961.04 : 1,222,164.73 = 282,357.75 : x
  2. Step 2: Convert to fraction form
    814,961.04/1,222,164.73 = 282,357.75/x
  3. Step 3: Cross multiply
    814,961.04x = 1,222,164.73 × 282,357.75
  4. Step 4: Simplify right side
    814,961.04x = 345,087,683,292.16
  5. Step 5: Solve for x
    x = 345,087,683,292.16/814,961.04
  6. Step 6: Final answer
    x = 423,440.71

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1.5x scale

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.