Home / 331,516.62-497,622.78-293,807.16

Finding the Fourth Proportional to 331,516.62, 497,622.78 and 293,807.16

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Solution

The fourth proportional to 331,516.62, 497,622.78 and 293,807.16 is: 441,019.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,516.62 : 497,622.78 = 293,807.16 : x
  2. Step 2: Convert to fraction form
    331,516.62/497,622.78 = 293,807.16/x
  3. Step 3: Cross multiply
    331,516.62x = 497,622.78 × 293,807.16
  4. Step 4: Simplify right side
    331,516.62x = 146,205,135,743.11
  5. Step 5: Solve for x
    x = 146,205,135,743.11/331,516.62
  6. Step 6: Final answer
    x = 441,019.02

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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.