Home / 683,939.90-1,025,930.68-234,654.48

Finding the Fourth Proportional to 683,939.90, 1,025,930.68 and 234,654.48

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Solution

The fourth proportional to 683,939.90, 1,025,930.68 and 234,654.48 is: 351,988.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,939.90 : 1,025,930.68 = 234,654.48 : x
  2. Step 2: Convert to fraction form
    683,939.90/1,025,930.68 = 234,654.48/x
  3. Step 3: Cross multiply
    683,939.90x = 1,025,930.68 × 234,654.48
  4. Step 4: Simplify right side
    683,939.90x = 240,739,230,231.45
  5. Step 5: Solve for x
    x = 240,739,230,231.45/683,939.90
  6. Step 6: Final answer
    x = 351,988.87

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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.