Home / 347,669.20-521,657.40-160,584.40

Finding the Fourth Proportional to 347,669.20, 521,657.40 and 160,584.40

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Solution

The fourth proportional to 347,669.20, 521,657.40 and 160,584.40 is: 240,947.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,669.20 : 521,657.40 = 160,584.40 : x
  2. Step 2: Convert to fraction form
    347,669.20/521,657.40 = 160,584.40/x
  3. Step 3: Cross multiply
    347,669.20x = 521,657.40 × 160,584.40
  4. Step 4: Simplify right side
    347,669.20x = 83,770,040,584.56
  5. Step 5: Solve for x
    x = 83,770,040,584.56/347,669.20
  6. Step 6: Final answer
    x = 240,947.55

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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.