Home / 327,501.60-491,252.36-90,844.28

Finding the Fourth Proportional to 327,501.60, 491,252.36 and 90,844.28

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Solution

The fourth proportional to 327,501.60, 491,252.36 and 90,844.28 is: 136,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,501.60 : 491,252.36 = 90,844.28 : x
  2. Step 2: Convert to fraction form
    327,501.60/491,252.36 = 90,844.28/x
  3. Step 3: Cross multiply
    327,501.60x = 491,252.36 × 90,844.28
  4. Step 4: Simplify right side
    327,501.60x = 44,627,466,942.50
  5. Step 5: Solve for x
    x = 44,627,466,942.50/327,501.60
  6. Step 6: Final answer
    x = 136,266.41

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1.5x scale

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.