Home / 439,731.88-606,833.22-238,529.32

Finding the Fourth Proportional to 439,731.88, 606,833.22 and 238,529.32

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Solution

The fourth proportional to 439,731.88, 606,833.22 and 238,529.32 is: 329,172.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,731.88 : 606,833.22 = 238,529.32 : x
  2. Step 2: Convert to fraction form
    439,731.88/606,833.22 = 238,529.32/x
  3. Step 3: Cross multiply
    439,731.88x = 606,833.22 × 238,529.32
  4. Step 4: Simplify right side
    439,731.88x = 144,747,515,320.01
  5. Step 5: Solve for x
    x = 144,747,515,320.01/439,731.88
  6. Step 6: Final answer
    x = 329,172.21

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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.