Home / 347,622.80-521,434.20-110,982.80

Finding the Fourth Proportional to 347,622.80, 521,434.20 and 110,982.80

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Solution

The fourth proportional to 347,622.80, 521,434.20 and 110,982.80 is: 166,474.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,622.80 : 521,434.20 = 110,982.80 : x
  2. Step 2: Convert to fraction form
    347,622.80/521,434.20 = 110,982.80/x
  3. Step 3: Cross multiply
    347,622.80x = 521,434.20 × 110,982.80
  4. Step 4: Simplify right side
    347,622.80x = 57,870,227,531.76
  5. Step 5: Solve for x
    x = 57,870,227,531.76/347,622.80
  6. Step 6: Final answer
    x = 166,474.20

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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.