Home / 756,122.88-1,134,405.77-223,658.10

Finding the Fourth Proportional to 756,122.88, 1,134,405.77 and 223,658.10

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Solution

The fourth proportional to 756,122.88, 1,134,405.77 and 223,658.10 is: 335,552.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,122.88 : 1,134,405.77 = 223,658.10 : x
  2. Step 2: Convert to fraction form
    756,122.88/1,134,405.77 = 223,658.10/x
  3. Step 3: Cross multiply
    756,122.88x = 1,134,405.77 × 223,658.10
  4. Step 4: Simplify right side
    756,122.88x = 253,719,038,028.95
  5. Step 5: Solve for x
    x = 253,719,038,028.95/756,122.88
  6. Step 6: Final answer
    x = 335,552.65

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1.5x scale

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.