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Finding the Fourth Proportional to 532,754.70, 799,585.65 and 217,437.90

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Solution

The fourth proportional to 532,754.70, 799,585.65 and 217,437.90 is: 326,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,754.70 : 799,585.65 = 217,437.90 : x
  2. Step 2: Convert to fraction form
    532,754.70/799,585.65 = 217,437.90/x
  3. Step 3: Cross multiply
    532,754.70x = 799,585.65 × 217,437.90
  4. Step 4: Simplify right side
    532,754.70x = 173,860,224,606.14
  5. Step 5: Solve for x
    x = 173,860,224,606.14/532,754.70
  6. Step 6: Final answer
    x = 326,341.98

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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.