Home / 756,517.81-1,134,942.78-224,080.51

Finding the Fourth Proportional to 756,517.81, 1,134,942.78 and 224,080.51

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Solution

The fourth proportional to 756,517.81, 1,134,942.78 and 224,080.51 is: 336,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,517.81 : 1,134,942.78 = 224,080.51 : x
  2. Step 2: Convert to fraction form
    756,517.81/1,134,942.78 = 224,080.51/x
  3. Step 3: Cross multiply
    756,517.81x = 1,134,942.78 × 224,080.51
  4. Step 4: Simplify right side
    756,517.81x = 254,318,556,963.22
  5. Step 5: Solve for x
    x = 254,318,556,963.22/756,517.81
  6. Step 6: Final answer
    x = 336,169.95

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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.