Home / 741,941.64-1,023,902.64-419,645.44

Finding the Fourth Proportional to 741,941.64, 1,023,902.64 and 419,645.44

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Solution

The fourth proportional to 741,941.64, 1,023,902.64 and 419,645.44 is: 579,123.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,941.64 : 1,023,902.64 = 419,645.44 : x
  2. Step 2: Convert to fraction form
    741,941.64/1,023,902.64 = 419,645.44/x
  3. Step 3: Cross multiply
    741,941.64x = 1,023,902.64 × 419,645.44
  4. Step 4: Simplify right side
    741,941.64x = 429,676,073,879.96
  5. Step 5: Solve for x
    x = 429,676,073,879.96/741,941.64
  6. Step 6: Final answer
    x = 579,123.82

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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.