Home / 632,155.60-948,234.36-258,178.60

Finding the Fourth Proportional to 632,155.60, 948,234.36 and 258,178.60

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Solution

The fourth proportional to 632,155.60, 948,234.36 and 258,178.60 is: 387,268.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,155.60 : 948,234.36 = 258,178.60 : x
  2. Step 2: Convert to fraction form
    632,155.60/948,234.36 = 258,178.60/x
  3. Step 3: Cross multiply
    632,155.60x = 948,234.36 × 258,178.60
  4. Step 4: Simplify right side
    632,155.60x = 244,813,819,536.70
  5. Step 5: Solve for x
    x = 244,813,819,536.70/632,155.60
  6. Step 6: Final answer
    x = 387,268.29

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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.