Home / 801,179.27-1,105,627.30-438,602.01

Finding the Fourth Proportional to 801,179.27, 1,105,627.30 and 438,602.01

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Solution

The fourth proportional to 801,179.27, 1,105,627.30 and 438,602.01 is: 605,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,179.27 : 1,105,627.30 = 438,602.01 : x
  2. Step 2: Convert to fraction form
    801,179.27/1,105,627.30 = 438,602.01/x
  3. Step 3: Cross multiply
    801,179.27x = 1,105,627.30 × 438,602.01
  4. Step 4: Simplify right side
    801,179.27x = 484,930,356,090.87
  5. Step 5: Solve for x
    x = 484,930,356,090.87/801,179.27
  6. Step 6: Final answer
    x = 605,270.72

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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.