Home / 444,320.64-613,177.92-243,135.36

Finding the Fourth Proportional to 444,320.64, 613,177.92 and 243,135.36

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Solution

The fourth proportional to 444,320.64, 613,177.92 and 243,135.36 is: 335,535.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,320.64 : 613,177.92 = 243,135.36 : x
  2. Step 2: Convert to fraction form
    444,320.64/613,177.92 = 243,135.36/x
  3. Step 3: Cross multiply
    444,320.64x = 613,177.92 × 243,135.36
  4. Step 4: Simplify right side
    444,320.64x = 149,085,234,323.25
  5. Step 5: Solve for x
    x = 149,085,234,323.25/444,320.64
  6. Step 6: Final answer
    x = 335,535.24

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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.