Home / 772,717.52-1,158,413.24-351,843.28

Finding the Fourth Proportional to 772,717.52, 1,158,413.24 and 351,843.28

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Solution

The fourth proportional to 772,717.52, 1,158,413.24 and 351,843.28 is: 527,463.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,717.52 : 1,158,413.24 = 351,843.28 : x
  2. Step 2: Convert to fraction form
    772,717.52/1,158,413.24 = 351,843.28/x
  3. Step 3: Cross multiply
    772,717.52x = 1,158,413.24 × 351,843.28
  4. Step 4: Simplify right side
    772,717.52x = 407,579,913,957.03
  5. Step 5: Solve for x
    x = 407,579,913,957.03/772,717.52
  6. Step 6: Final answer
    x = 527,463.02

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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.