Home / 422,456.49-632,868.15-234,899.37

Finding the Fourth Proportional to 422,456.49, 632,868.15 and 234,899.37

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Solution

The fourth proportional to 422,456.49, 632,868.15 and 234,899.37 is: 351,895.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,456.49 : 632,868.15 = 234,899.37 : x
  2. Step 2: Convert to fraction form
    422,456.49/632,868.15 = 234,899.37/x
  3. Step 3: Cross multiply
    422,456.49x = 632,868.15 × 234,899.37
  4. Step 4: Simplify right side
    422,456.49x = 148,660,329,728.07
  5. Step 5: Solve for x
    x = 148,660,329,728.07/422,456.49
  6. Step 6: Final answer
    x = 351,895.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.