Home / 552,525.12-762,413.04-310,799.52

Finding the Fourth Proportional to 552,525.12, 762,413.04 and 310,799.52

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Solution

The fourth proportional to 552,525.12, 762,413.04 and 310,799.52 is: 428,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,525.12 : 762,413.04 = 310,799.52 : x
  2. Step 2: Convert to fraction form
    552,525.12/762,413.04 = 310,799.52/x
  3. Step 3: Cross multiply
    552,525.12x = 762,413.04 × 310,799.52
  4. Step 4: Simplify right side
    552,525.12x = 236,957,606,873.74
  5. Step 5: Solve for x
    x = 236,957,606,873.74/552,525.12
  6. Step 6: Final answer
    x = 428,863.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.