Home / 537,723.28-806,399-238,413.18

Finding the Fourth Proportional to 537,723.28, 806,399 and 238,413.18

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Solution

The fourth proportional to 537,723.28, 806,399 and 238,413.18 is: 357,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,723.28 : 806,399 = 238,413.18 : x
  2. Step 2: Convert to fraction form
    537,723.28/806,399 = 238,413.18/x
  3. Step 3: Cross multiply
    537,723.28x = 806,399 × 238,413.18
  4. Step 4: Simplify right side
    537,723.28x = 192,256,149,938.82
  5. Step 5: Solve for x
    x = 192,256,149,938.82/537,723.28
  6. Step 6: Final answer
    x = 357,537.34

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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.