Home / 714,254.88-1,071,351.60-215,604

Finding the Fourth Proportional to 714,254.88, 1,071,351.60 and 215,604

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Solution

The fourth proportional to 714,254.88, 1,071,351.60 and 215,604 is: 323,396.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,254.88 : 1,071,351.60 = 215,604 : x
  2. Step 2: Convert to fraction form
    714,254.88/1,071,351.60 = 215,604/x
  3. Step 3: Cross multiply
    714,254.88x = 1,071,351.60 × 215,604
  4. Step 4: Simplify right side
    714,254.88x = 230,987,690,366.40
  5. Step 5: Solve for x
    x = 230,987,690,366.40/714,254.88
  6. Step 6: Final answer
    x = 323,396.73

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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.