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Finding the Fourth Proportional to 532,820.09, 799,230.20 and 217,301.69

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Solution

The fourth proportional to 532,820.09, 799,230.20 and 217,301.69 is: 325,952.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,820.09 : 799,230.20 = 217,301.69 : x
  2. Step 2: Convert to fraction form
    532,820.09/799,230.20 = 217,301.69/x
  3. Step 3: Cross multiply
    532,820.09x = 799,230.20 × 217,301.69
  4. Step 4: Simplify right side
    532,820.09x = 173,674,072,072.53
  5. Step 5: Solve for x
    x = 173,674,072,072.53/532,820.09
  6. Step 6: Final answer
    x = 325,952.56

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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.