Home / 740,348.57-1,110,982.16-341,046.11

Finding the Fourth Proportional to 740,348.57, 1,110,982.16 and 341,046.11

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Solution

The fourth proportional to 740,348.57, 1,110,982.16 and 341,046.11 is: 511,780.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,348.57 : 1,110,982.16 = 341,046.11 : x
  2. Step 2: Convert to fraction form
    740,348.57/1,110,982.16 = 341,046.11/x
  3. Step 3: Cross multiply
    740,348.57x = 1,110,982.16 × 341,046.11
  4. Step 4: Simplify right side
    740,348.57x = 378,896,147,577.47
  5. Step 5: Solve for x
    x = 378,896,147,577.47/740,348.57
  6. Step 6: Final answer
    x = 511,780.75

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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.