Home / 327,373.29-451,519.13-212,688.83

Finding the Fourth Proportional to 327,373.29, 451,519.13 and 212,688.83

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Solution

The fourth proportional to 327,373.29, 451,519.13 and 212,688.83 is: 293,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,373.29 : 451,519.13 = 212,688.83 : x
  2. Step 2: Convert to fraction form
    327,373.29/451,519.13 = 212,688.83/x
  3. Step 3: Cross multiply
    327,373.29x = 451,519.13 × 212,688.83
  4. Step 4: Simplify right side
    327,373.29x = 96,033,077,142.84
  5. Step 5: Solve for x
    x = 96,033,077,142.84/327,373.29
  6. Step 6: Final answer
    x = 293,344.27

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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.