Home / 322,479.24-445,002.16-179,234.36

Finding the Fourth Proportional to 322,479.24, 445,002.16 and 179,234.36

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Solution

The fourth proportional to 322,479.24, 445,002.16 and 179,234.36 is: 247,332.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,479.24 : 445,002.16 = 179,234.36 : x
  2. Step 2: Convert to fraction form
    322,479.24/445,002.16 = 179,234.36/x
  3. Step 3: Cross multiply
    322,479.24x = 445,002.16 × 179,234.36
  4. Step 4: Simplify right side
    322,479.24x = 79,759,677,346.22
  5. Step 5: Solve for x
    x = 79,759,677,346.22/322,479.24
  6. Step 6: Final answer
    x = 247,332.75

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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.