Home / 814,008.84-1,123,403.24-474,469.80

Finding the Fourth Proportional to 814,008.84, 1,123,403.24 and 474,469.80

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Solution

The fourth proportional to 814,008.84, 1,123,403.24 and 474,469.80 is: 654,809.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,008.84 : 1,123,403.24 = 474,469.80 : x
  2. Step 2: Convert to fraction form
    814,008.84/1,123,403.24 = 474,469.80/x
  3. Step 3: Cross multiply
    814,008.84x = 1,123,403.24 × 474,469.80
  4. Step 4: Simplify right side
    814,008.84x = 533,020,910,602.15
  5. Step 5: Solve for x
    x = 533,020,910,602.15/814,008.84
  6. Step 6: Final answer
    x = 654,809.73

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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.