Home / 345,374.25-476,434.02-237,757.44

Finding the Fourth Proportional to 345,374.25, 476,434.02 and 237,757.44

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Solution

The fourth proportional to 345,374.25, 476,434.02 and 237,757.44 is: 327,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,374.25 : 476,434.02 = 237,757.44 : x
  2. Step 2: Convert to fraction form
    345,374.25/476,434.02 = 237,757.44/x
  3. Step 3: Cross multiply
    345,374.25x = 476,434.02 × 237,757.44
  4. Step 4: Simplify right side
    345,374.25x = 113,275,734,265.80
  5. Step 5: Solve for x
    x = 113,275,734,265.80/345,374.25
  6. Step 6: Final answer
    x = 327,979.68

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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.