Home / 957,132.64-1,320,843.12-554,957.92

Finding the Fourth Proportional to 957,132.64, 1,320,843.12 and 554,957.92

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Solution

The fourth proportional to 957,132.64, 1,320,843.12 and 554,957.92 is: 765,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,132.64 : 1,320,843.12 = 554,957.92 : x
  2. Step 2: Convert to fraction form
    957,132.64/1,320,843.12 = 554,957.92/x
  3. Step 3: Cross multiply
    957,132.64x = 1,320,843.12 × 554,957.92
  4. Step 4: Simplify right side
    957,132.64x = 733,012,350,521.51
  5. Step 5: Solve for x
    x = 733,012,350,521.51/957,132.64
  6. Step 6: Final answer
    x = 765,841.97

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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.