Home / 427,029.50-589,300.83-233,438.06

Finding the Fourth Proportional to 427,029.50, 589,300.83 and 233,438.06

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Solution

The fourth proportional to 427,029.50, 589,300.83 and 233,438.06 is: 322,144.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,029.50 : 589,300.83 = 233,438.06 : x
  2. Step 2: Convert to fraction form
    427,029.50/589,300.83 = 233,438.06/x
  3. Step 3: Cross multiply
    427,029.50x = 589,300.83 × 233,438.06
  4. Step 4: Simplify right side
    427,029.50x = 137,565,239,565.09
  5. Step 5: Solve for x
    x = 137,565,239,565.09/427,029.50
  6. Step 6: Final answer
    x = 322,144.59

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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.