Home / 327,483.17-491,224.72-90,825.84

Finding the Fourth Proportional to 327,483.17, 491,224.72 and 90,825.84

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Solution

The fourth proportional to 327,483.17, 491,224.72 and 90,825.84 is: 136,238.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,483.17 : 491,224.72 = 90,825.84 : x
  2. Step 2: Convert to fraction form
    327,483.17/491,224.72 = 90,825.84/x
  3. Step 3: Cross multiply
    327,483.17x = 491,224.72 × 90,825.84
  4. Step 4: Simplify right side
    327,483.17x = 44,615,897,822.76
  5. Step 5: Solve for x
    x = 44,615,897,822.76/327,483.17
  6. Step 6: Final answer
    x = 136,238.75

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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.