Home / 748,738.24-1,122,942.40-216,143.52

Finding the Fourth Proportional to 748,738.24, 1,122,942.40 and 216,143.52

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Solution

The fourth proportional to 748,738.24, 1,122,942.40 and 216,143.52 is: 324,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,738.24 : 1,122,942.40 = 216,143.52 : x
  2. Step 2: Convert to fraction form
    748,738.24/1,122,942.40 = 216,143.52/x
  3. Step 3: Cross multiply
    748,738.24x = 1,122,942.40 × 216,143.52
  4. Step 4: Simplify right side
    748,738.24x = 242,716,723,093.25
  5. Step 5: Solve for x
    x = 242,716,723,093.25/748,738.24
  6. Step 6: Final answer
    x = 324,167.66

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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.