Home / 532,742.70-799,567.65-217,425.90

Finding the Fourth Proportional to 532,742.70, 799,567.65 and 217,425.90

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Solution

The fourth proportional to 532,742.70, 799,567.65 and 217,425.90 is: 326,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,742.70 : 799,567.65 = 217,425.90 : x
  2. Step 2: Convert to fraction form
    532,742.70/799,567.65 = 217,425.90/x
  3. Step 3: Cross multiply
    532,742.70x = 799,567.65 × 217,425.90
  4. Step 4: Simplify right side
    532,742.70x = 173,846,715,912.14
  5. Step 5: Solve for x
    x = 173,846,715,912.14/532,742.70
  6. Step 6: Final answer
    x = 326,323.98

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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.