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Finding the Fourth Proportional to 580,648.14, 801,273.78 and 326,010.06

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Solution

The fourth proportional to 580,648.14, 801,273.78 and 326,010.06 is: 449,882.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,648.14 : 801,273.78 = 326,010.06 : x
  2. Step 2: Convert to fraction form
    580,648.14/801,273.78 = 326,010.06/x
  3. Step 3: Cross multiply
    580,648.14x = 801,273.78 × 326,010.06
  4. Step 4: Simplify right side
    580,648.14x = 261,223,313,094.23
  5. Step 5: Solve for x
    x = 261,223,313,094.23/580,648.14
  6. Step 6: Final answer
    x = 449,882.29

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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.