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Finding the Fourth Proportional to 375,237.58, 517,906.08 and 344,974.98

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Solution

The fourth proportional to 375,237.58, 517,906.08 and 344,974.98 is: 476,137.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,237.58 : 517,906.08 = 344,974.98 : x
  2. Step 2: Convert to fraction form
    375,237.58/517,906.08 = 344,974.98/x
  3. Step 3: Cross multiply
    375,237.58x = 517,906.08 × 344,974.98
  4. Step 4: Simplify right side
    375,237.58x = 178,664,639,589.88
  5. Step 5: Solve for x
    x = 178,664,639,589.88/375,237.58
  6. Step 6: Final answer
    x = 476,137.38

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1.5x scale

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.