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Finding the Fourth Proportional to 322,319.88, 483,479.82 and 122,594.13

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Solution

The fourth proportional to 322,319.88, 483,479.82 and 122,594.13 is: 183,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,319.88 : 483,479.82 = 122,594.13 : x
  2. Step 2: Convert to fraction form
    322,319.88/483,479.82 = 122,594.13/x
  3. Step 3: Cross multiply
    322,319.88x = 483,479.82 × 122,594.13
  4. Step 4: Simplify right side
    322,319.88x = 59,271,787,905.46
  5. Step 5: Solve for x
    x = 59,271,787,905.46/322,319.88
  6. Step 6: Final answer
    x = 183,891.20

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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.