Home / 801,241.29-1,105,774.35-457,084.80

Finding the Fourth Proportional to 801,241.29, 1,105,774.35 and 457,084.80

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Solution

The fourth proportional to 801,241.29, 1,105,774.35 and 457,084.80 is: 630,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,241.29 : 1,105,774.35 = 457,084.80 : x
  2. Step 2: Convert to fraction form
    801,241.29/1,105,774.35 = 457,084.80/x
  3. Step 3: Cross multiply
    801,241.29x = 1,105,774.35 × 457,084.80
  4. Step 4: Simplify right side
    801,241.29x = 505,432,647,614.88
  5. Step 5: Solve for x
    x = 505,432,647,614.88/801,241.29
  6. Step 6: Final answer
    x = 630,812.03

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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.