Home / 632,385.36-948,579.66-258,408.36

Finding the Fourth Proportional to 632,385.36, 948,579.66 and 258,408.36

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Solution

The fourth proportional to 632,385.36, 948,579.66 and 258,408.36 is: 387,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,385.36 : 948,579.66 = 258,408.36 : x
  2. Step 2: Convert to fraction form
    632,385.36/948,579.66 = 258,408.36/x
  3. Step 3: Cross multiply
    632,385.36x = 948,579.66 × 258,408.36
  4. Step 4: Simplify right side
    632,385.36x = 245,120,914,269.96
  5. Step 5: Solve for x
    x = 245,120,914,269.96/632,385.36
  6. Step 6: Final answer
    x = 387,613.20

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1.5x scale

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.