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Finding the Fourth Proportional to 655,837.15, 984,041.62 and 229,678.69

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Solution

The fourth proportional to 655,837.15, 984,041.62 and 229,678.69 is: 344,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,837.15 : 984,041.62 = 229,678.69 : x
  2. Step 2: Convert to fraction form
    655,837.15/984,041.62 = 229,678.69/x
  3. Step 3: Cross multiply
    655,837.15x = 984,041.62 × 229,678.69
  4. Step 4: Simplify right side
    655,837.15x = 226,013,387,152.78
  5. Step 5: Solve for x
    x = 226,013,387,152.78/655,837.15
  6. Step 6: Final answer
    x = 344,618.15

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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.