Home / 699,851.15-1,049,960.06-220,059.58

Finding the Fourth Proportional to 699,851.15, 1,049,960.06 and 220,059.58

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Solution

The fourth proportional to 699,851.15, 1,049,960.06 and 220,059.58 is: 330,147.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,851.15 : 1,049,960.06 = 220,059.58 : x
  2. Step 2: Convert to fraction form
    699,851.15/1,049,960.06 = 220,059.58/x
  3. Step 3: Cross multiply
    699,851.15x = 1,049,960.06 × 220,059.58
  4. Step 4: Simplify right side
    699,851.15x = 231,053,766,095.18
  5. Step 5: Solve for x
    x = 231,053,766,095.18/699,851.15
  6. Step 6: Final answer
    x = 330,147.01

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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.