Home / 439,076.64-605,926.35-237,872.64

Finding the Fourth Proportional to 439,076.64, 605,926.35 and 237,872.64

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Solution

The fourth proportional to 439,076.64, 605,926.35 and 237,872.64 is: 328,264.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,076.64 : 605,926.35 = 237,872.64 : x
  2. Step 2: Convert to fraction form
    439,076.64/605,926.35 = 237,872.64/x
  3. Step 3: Cross multiply
    439,076.64x = 605,926.35 × 237,872.64
  4. Step 4: Simplify right side
    439,076.64x = 144,133,300,520.06
  5. Step 5: Solve for x
    x = 144,133,300,520.06/439,076.64
  6. Step 6: Final answer
    x = 328,264.56

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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.