Home / 411,758.28-568,220.85-230,470.16

Finding the Fourth Proportional to 411,758.28, 568,220.85 and 230,470.16

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Solution

The fourth proportional to 411,758.28, 568,220.85 and 230,470.16 is: 318,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,758.28 : 568,220.85 = 230,470.16 : x
  2. Step 2: Convert to fraction form
    411,758.28/568,220.85 = 230,470.16/x
  3. Step 3: Cross multiply
    411,758.28x = 568,220.85 × 230,470.16
  4. Step 4: Simplify right side
    411,758.28x = 130,957,947,373.73
  5. Step 5: Solve for x
    x = 130,957,947,373.73/411,758.28
  6. Step 6: Final answer
    x = 318,045.69

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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.