Home / 632,396.36-948,596.16-258,419.36

Finding the Fourth Proportional to 632,396.36, 948,596.16 and 258,419.36

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Solution

The fourth proportional to 632,396.36, 948,596.16 and 258,419.36 is: 387,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,396.36 : 948,596.16 = 258,419.36 : x
  2. Step 2: Convert to fraction form
    632,396.36/948,596.16 = 258,419.36/x
  3. Step 3: Cross multiply
    632,396.36x = 948,596.16 × 258,419.36
  4. Step 4: Simplify right side
    632,396.36x = 245,135,612,565.66
  5. Step 5: Solve for x
    x = 245,135,612,565.66/632,396.36
  6. Step 6: Final answer
    x = 387,629.70

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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.