Home / 1,059,523.20-1,589,284.78-311,569.20

Finding the Fourth Proportional to 1,059,523.20, 1,589,284.78 and 311,569.20

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Solution

The fourth proportional to 1,059,523.20, 1,589,284.78 and 311,569.20 is: 467,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,523.20 : 1,589,284.78 = 311,569.20 : x
  2. Step 2: Convert to fraction form
    1,059,523.20/1,589,284.78 = 311,569.20/x
  3. Step 3: Cross multiply
    1,059,523.20x = 1,589,284.78 × 311,569.20
  4. Step 4: Simplify right side
    1,059,523.20x = 495,172,188,450.43
  5. Step 5: Solve for x
    x = 495,172,188,450.43/1,059,523.20
  6. Step 6: Final answer
    x = 467,353.80

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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.