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Finding the Fourth Proportional to 632,493, 948,680.69 and 177,125.45

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Solution

The fourth proportional to 632,493, 948,680.69 and 177,125.45 is: 265,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,493 : 948,680.69 = 177,125.45 : x
  2. Step 2: Convert to fraction form
    632,493/948,680.69 = 177,125.45/x
  3. Step 3: Cross multiply
    632,493x = 948,680.69 × 177,125.45
  4. Step 4: Simplify right side
    632,493x = 168,035,488,493.53
  5. Step 5: Solve for x
    x = 168,035,488,493.53/632,493
  6. Step 6: Final answer
    x = 265,671.70

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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.