Home / 756,124.20-1,134,407.75-223,659.41

Finding the Fourth Proportional to 756,124.20, 1,134,407.75 and 223,659.41

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Solution

The fourth proportional to 756,124.20, 1,134,407.75 and 223,659.41 is: 335,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,124.20 : 1,134,407.75 = 223,659.41 : x
  2. Step 2: Convert to fraction form
    756,124.20/1,134,407.75 = 223,659.41/x
  3. Step 3: Cross multiply
    756,124.20x = 1,134,407.75 × 223,659.41
  4. Step 4: Simplify right side
    756,124.20x = 253,720,961,274.09
  5. Step 5: Solve for x
    x = 253,720,961,274.09/756,124.20
  6. Step 6: Final answer
    x = 335,554.61

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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.