Home / 801,371.68-1,105,922.72-457,263.64

Finding the Fourth Proportional to 801,371.68, 1,105,922.72 and 457,263.64

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Solution

The fourth proportional to 801,371.68, 1,105,922.72 and 457,263.64 is: 631,040.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,371.68 : 1,105,922.72 = 457,263.64 : x
  2. Step 2: Convert to fraction form
    801,371.68/1,105,922.72 = 457,263.64/x
  3. Step 3: Cross multiply
    801,371.68x = 1,105,922.72 × 457,263.64
  4. Step 4: Simplify right side
    801,371.68x = 505,698,248,505.90
  5. Step 5: Solve for x
    x = 505,698,248,505.90/801,371.68
  6. Step 6: Final answer
    x = 631,040.83

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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.