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Finding the Fourth Proportional to 595,992.05, 822,479.30 and 324,061.78

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Solution

The fourth proportional to 595,992.05, 822,479.30 and 324,061.78 is: 447,210.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,992.05 : 822,479.30 = 324,061.78 : x
  2. Step 2: Convert to fraction form
    595,992.05/822,479.30 = 324,061.78/x
  3. Step 3: Cross multiply
    595,992.05x = 822,479.30 × 324,061.78
  4. Step 4: Simplify right side
    595,992.05x = 266,534,103,104.80
  5. Step 5: Solve for x
    x = 266,534,103,104.80/595,992.05
  6. Step 6: Final answer
    x = 447,210.84

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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.