Home / 392,727.45-589,977.96-232,908.21

Finding the Fourth Proportional to 392,727.45, 589,977.96 and 232,908.21

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Solution

The fourth proportional to 392,727.45, 589,977.96 and 232,908.21 is: 349,888.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,727.45 : 589,977.96 = 232,908.21 : x
  2. Step 2: Convert to fraction form
    392,727.45/589,977.96 = 232,908.21/x
  3. Step 3: Cross multiply
    392,727.45x = 589,977.96 × 232,908.21
  4. Step 4: Simplify right side
    392,727.45x = 137,410,710,603.05
  5. Step 5: Solve for x
    x = 137,410,710,603.05/392,727.45
  6. Step 6: Final answer
    x = 349,888.23

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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.