Home / 327,015.50-490,258.47-102,260.18

Finding the Fourth Proportional to 327,015.50, 490,258.47 and 102,260.18

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Solution

The fourth proportional to 327,015.50, 490,258.47 and 102,260.18 is: 153,307.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,015.50 : 490,258.47 = 102,260.18 : x
  2. Step 2: Convert to fraction form
    327,015.50/490,258.47 = 102,260.18/x
  3. Step 3: Cross multiply
    327,015.50x = 490,258.47 × 102,260.18
  4. Step 4: Simplify right side
    327,015.50x = 50,133,919,388.72
  5. Step 5: Solve for x
    x = 50,133,919,388.72/327,015.50
  6. Step 6: Final answer
    x = 153,307.47

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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.