Home / 554,474.25-765,029.03-324,908.28

Finding the Fourth Proportional to 554,474.25, 765,029.03 and 324,908.28

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Solution

The fourth proportional to 554,474.25, 765,029.03 and 324,908.28 is: 448,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,474.25 : 765,029.03 = 324,908.28 : x
  2. Step 2: Convert to fraction form
    554,474.25/765,029.03 = 324,908.28/x
  3. Step 3: Cross multiply
    554,474.25x = 765,029.03 × 324,908.28
  4. Step 4: Simplify right side
    554,474.25x = 248,564,264,662.83
  5. Step 5: Solve for x
    x = 248,564,264,662.83/554,474.25
  6. Step 6: Final answer
    x = 448,288.20

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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.