Home / 754,383.76-1,131,541.52-221,922.16

Finding the Fourth Proportional to 754,383.76, 1,131,541.52 and 221,922.16

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Solution

The fourth proportional to 754,383.76, 1,131,541.52 and 221,922.16 is: 332,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,383.76 : 1,131,541.52 = 221,922.16 : x
  2. Step 2: Convert to fraction form
    754,383.76/1,131,541.52 = 221,922.16/x
  3. Step 3: Cross multiply
    754,383.76x = 1,131,541.52 × 221,922.16
  4. Step 4: Simplify right side
    754,383.76x = 251,114,138,248.08
  5. Step 5: Solve for x
    x = 251,114,138,248.08/754,383.76
  6. Step 6: Final answer
    x = 332,873.20

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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.