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Finding the Fourth Proportional to 524,850.49, 787,400.70 and 169,864.52

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Solution

The fourth proportional to 524,850.49, 787,400.70 and 169,864.52 is: 254,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,850.49 : 787,400.70 = 169,864.52 : x
  2. Step 2: Convert to fraction form
    524,850.49/787,400.70 = 169,864.52/x
  3. Step 3: Cross multiply
    524,850.49x = 787,400.70 × 169,864.52
  4. Step 4: Simplify right side
    524,850.49x = 133,751,439,593.73
  5. Step 5: Solve for x
    x = 133,751,439,593.73/524,850.49
  6. Step 6: Final answer
    x = 254,837.22

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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.