Home / 754,162.08-1,040,747.58-414,652.20

Finding the Fourth Proportional to 754,162.08, 1,040,747.58 and 414,652.20

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Solution

The fourth proportional to 754,162.08, 1,040,747.58 and 414,652.20 is: 572,222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,162.08 : 1,040,747.58 = 414,652.20 : x
  2. Step 2: Convert to fraction form
    754,162.08/1,040,747.58 = 414,652.20/x
  3. Step 3: Cross multiply
    754,162.08x = 1,040,747.58 × 414,652.20
  4. Step 4: Simplify right side
    754,162.08x = 431,548,273,691.68
  5. Step 5: Solve for x
    x = 431,548,273,691.68/754,162.08
  6. Step 6: Final answer
    x = 572,222.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.