Home / 1,059,616.38-1,589,424.88-311,662.38

Finding the Fourth Proportional to 1,059,616.38, 1,589,424.88 and 311,662.38

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Solution

The fourth proportional to 1,059,616.38, 1,589,424.88 and 311,662.38 is: 467,493.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,616.38 : 1,589,424.88 = 311,662.38 : x
  2. Step 2: Convert to fraction form
    1,059,616.38/1,589,424.88 = 311,662.38/x
  3. Step 3: Cross multiply
    1,059,616.38x = 1,589,424.88 × 311,662.38
  4. Step 4: Simplify right side
    1,059,616.38x = 495,363,944,126.42
  5. Step 5: Solve for x
    x = 495,363,944,126.42/1,059,616.38
  6. Step 6: Final answer
    x = 467,493.66

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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.