Home / 814,260.30-1,123,685.46-446,735.04

Finding the Fourth Proportional to 814,260.30, 1,123,685.46 and 446,735.04

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Solution

The fourth proportional to 814,260.30, 1,123,685.46 and 446,735.04 is: 616,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,260.30 : 1,123,685.46 = 446,735.04 : x
  2. Step 2: Convert to fraction form
    814,260.30/1,123,685.46 = 446,735.04/x
  3. Step 3: Cross multiply
    814,260.30x = 1,123,685.46 × 446,735.04
  4. Step 4: Simplify right side
    814,260.30x = 501,989,668,920.52
  5. Step 5: Solve for x
    x = 501,989,668,920.52/814,260.30
  6. Step 6: Final answer
    x = 616,497.78

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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.