Home / 891,542.80-1,337,309.60-217,627.66

Finding the Fourth Proportional to 891,542.80, 1,337,309.60 and 217,627.66

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Solution

The fourth proportional to 891,542.80, 1,337,309.60 and 217,627.66 is: 326,440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,542.80 : 1,337,309.60 = 217,627.66 : x
  2. Step 2: Convert to fraction form
    891,542.80/1,337,309.60 = 217,627.66/x
  3. Step 3: Cross multiply
    891,542.80x = 1,337,309.60 × 217,627.66
  4. Step 4: Simplify right side
    891,542.80x = 291,035,559,527.04
  5. Step 5: Solve for x
    x = 291,035,559,527.04/891,542.80
  6. Step 6: Final answer
    x = 326,440.37

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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.