Home / 814,115.00-1,122,743.52-508,219.76

Finding the Fourth Proportional to 814,115.00, 1,122,743.52 and 508,219.76

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Solution

The fourth proportional to 814,115.00, 1,122,743.52 and 508,219.76 is: 700,884.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,115.00 : 1,122,743.52 = 508,219.76 : x
  2. Step 2: Convert to fraction form
    814,115.00/1,122,743.52 = 508,219.76/x
  3. Step 3: Cross multiply
    814,115.00x = 1,122,743.52 × 508,219.76
  4. Step 4: Simplify right side
    814,115.00x = 570,600,445,082.81
  5. Step 5: Solve for x
    x = 570,600,445,082.81/814,115.00
  6. Step 6: Final answer
    x = 700,884.33

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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.