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Finding the Fourth Proportional to 627,825.84, 942,330.60 and 228,852.24

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Solution

The fourth proportional to 627,825.84, 942,330.60 and 228,852.24 is: 343,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,825.84 : 942,330.60 = 228,852.24 : x
  2. Step 2: Convert to fraction form
    627,825.84/942,330.60 = 228,852.24/x
  3. Step 3: Cross multiply
    627,825.84x = 942,330.60 × 228,852.24
  4. Step 4: Simplify right side
    627,825.84x = 215,654,468,630.54
  5. Step 5: Solve for x
    x = 215,654,468,630.54/627,825.84
  6. Step 6: Final answer
    x = 343,494.09

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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.