Home / 801,241.47-1,105,774.64-457,084.97

Finding the Fourth Proportional to 801,241.47, 1,105,774.64 and 457,084.97

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Solution

The fourth proportional to 801,241.47, 1,105,774.64 and 457,084.97 is: 630,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,241.47 : 1,105,774.64 = 457,084.97 : x
  2. Step 2: Convert to fraction form
    801,241.47/1,105,774.64 = 457,084.97/x
  3. Step 3: Cross multiply
    801,241.47x = 1,105,774.64 × 457,084.97
  4. Step 4: Simplify right side
    801,241.47x = 505,432,972,417.57
  5. Step 5: Solve for x
    x = 505,432,972,417.57/801,241.47
  6. Step 6: Final answer
    x = 630,812.30

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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.