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Finding the Fourth Proportional to 605,015.40, 907,851.15 and 250,065.30

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Solution

The fourth proportional to 605,015.40, 907,851.15 and 250,065.30 is: 375,233.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,015.40 : 907,851.15 = 250,065.30 : x
  2. Step 2: Convert to fraction form
    605,015.40/907,851.15 = 250,065.30/x
  3. Step 3: Cross multiply
    605,015.40x = 907,851.15 × 250,065.30
  4. Step 4: Simplify right side
    605,015.40x = 227,022,070,180.10
  5. Step 5: Solve for x
    x = 227,022,070,180.10/605,015.40
  6. Step 6: Final answer
    x = 375,233.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.