Home / 754,025.59-1,131,218.75-221,534.83

Finding the Fourth Proportional to 754,025.59, 1,131,218.75 and 221,534.83

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Solution

The fourth proportional to 754,025.59, 1,131,218.75 and 221,534.83 is: 332,355.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,025.59 : 1,131,218.75 = 221,534.83 : x
  2. Step 2: Convert to fraction form
    754,025.59/1,131,218.75 = 221,534.83/x
  3. Step 3: Cross multiply
    754,025.59x = 1,131,218.75 × 221,534.83
  4. Step 4: Simplify right side
    754,025.59x = 250,604,353,474.06
  5. Step 5: Solve for x
    x = 250,604,353,474.06/754,025.59
  6. Step 6: Final answer
    x = 332,355.24

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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.