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Finding the Fourth Proportional to 334,556.50, 500,574.35 and 234,913.54

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Solution

The fourth proportional to 334,556.50, 500,574.35 and 234,913.54 is: 351,485.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,556.50 : 500,574.35 = 234,913.54 : x
  2. Step 2: Convert to fraction form
    334,556.50/500,574.35 = 234,913.54/x
  3. Step 3: Cross multiply
    334,556.50x = 500,574.35 × 234,913.54
  4. Step 4: Simplify right side
    334,556.50x = 117,591,692,591.70
  5. Step 5: Solve for x
    x = 117,591,692,591.70/334,556.50
  6. Step 6: Final answer
    x = 351,485.30

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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.