Home / 451,513.29-677,306.79-226,758.12

Finding the Fourth Proportional to 451,513.29, 677,306.79 and 226,758.12

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Solution

The fourth proportional to 451,513.29, 677,306.79 and 226,758.12 is: 340,155.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,513.29 : 677,306.79 = 226,758.12 : x
  2. Step 2: Convert to fraction form
    451,513.29/677,306.79 = 226,758.12/x
  3. Step 3: Cross multiply
    451,513.29x = 677,306.79 × 226,758.12
  4. Step 4: Simplify right side
    451,513.29x = 153,584,814,363.64
  5. Step 5: Solve for x
    x = 153,584,814,363.64/451,513.29
  6. Step 6: Final answer
    x = 340,155.69

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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.