Home / 632.18-948.54-242.30

Finding the Fourth Proportional to 632.18, 948.54 and 242.30

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Solution

The fourth proportional to 632.18, 948.54 and 242.30 is: 363.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.18 : 948.54 = 242.30 : x
  2. Step 2: Convert to fraction form
    632.18/948.54 = 242.30/x
  3. Step 3: Cross multiply
    632.18x = 948.54 × 242.30
  4. Step 4: Simplify right side
    632.18x = 229,831.24
  5. Step 5: Solve for x
    x = 229,831.24/632.18
  6. Step 6: Final answer
    x = 363.55

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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.