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Finding the Fourth Proportional to 534,903.14, 802,163.66 and 250,545.15

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Solution

The fourth proportional to 534,903.14, 802,163.66 and 250,545.15 is: 375,728.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,903.14 : 802,163.66 = 250,545.15 : x
  2. Step 2: Convert to fraction form
    534,903.14/802,163.66 = 250,545.15/x
  3. Step 3: Cross multiply
    534,903.14x = 802,163.66 × 250,545.15
  4. Step 4: Simplify right side
    534,903.14x = 200,978,213,266.52
  5. Step 5: Solve for x
    x = 200,978,213,266.52/534,903.14
  6. Step 6: Final answer
    x = 375,728.23

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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.