Home / 689,948.10-1,034,546.52-240,548.10

Finding the Fourth Proportional to 689,948.10, 1,034,546.52 and 240,548.10

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Solution

The fourth proportional to 689,948.10, 1,034,546.52 and 240,548.10 is: 360,691.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,948.10 : 1,034,546.52 = 240,548.10 : x
  2. Step 2: Convert to fraction form
    689,948.10/1,034,546.52 = 240,548.10/x
  3. Step 3: Cross multiply
    689,948.10x = 1,034,546.52 × 240,548.10
  4. Step 4: Simplify right side
    689,948.10x = 248,858,199,747.61
  5. Step 5: Solve for x
    x = 248,858,199,747.61/689,948.10
  6. Step 6: Final answer
    x = 360,691.19

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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.