Home / 801,344.01-1,105,854.61-438,767.82

Finding the Fourth Proportional to 801,344.01, 1,105,854.61 and 438,767.82

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Solution

The fourth proportional to 801,344.01, 1,105,854.61 and 438,767.82 is: 605,499.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,344.01 : 1,105,854.61 = 438,767.82 : x
  2. Step 2: Convert to fraction form
    801,344.01/1,105,854.61 = 438,767.82/x
  3. Step 3: Cross multiply
    801,344.01x = 1,105,854.61 × 438,767.82
  4. Step 4: Simplify right side
    801,344.01x = 485,213,409,840.46
  5. Step 5: Solve for x
    x = 485,213,409,840.46/801,344.01
  6. Step 6: Final answer
    x = 605,499.51

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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.