Home / 439,482.29-659,164.91-123,964.61

Finding the Fourth Proportional to 439,482.29, 659,164.91 and 123,964.61

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Solution

The fourth proportional to 439,482.29, 659,164.91 and 123,964.61 is: 185,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,482.29 : 659,164.91 = 123,964.61 : x
  2. Step 2: Convert to fraction form
    439,482.29/659,164.91 = 123,964.61/x
  3. Step 3: Cross multiply
    439,482.29x = 659,164.91 × 123,964.61
  4. Step 4: Simplify right side
    439,482.29x = 81,713,117,078.19
  5. Step 5: Solve for x
    x = 81,713,117,078.19/439,482.29
  6. Step 6: Final answer
    x = 185,930.40

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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.