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Finding the Fourth Proportional to 334,069.60, 501,104.40 and 156,922.60

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Solution

The fourth proportional to 334,069.60, 501,104.40 and 156,922.60 is: 235,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,069.60 : 501,104.40 = 156,922.60 : x
  2. Step 2: Convert to fraction form
    334,069.60/501,104.40 = 156,922.60/x
  3. Step 3: Cross multiply
    334,069.60x = 501,104.40 × 156,922.60
  4. Step 4: Simplify right side
    334,069.60x = 78,634,605,319.44
  5. Step 5: Solve for x
    x = 78,634,605,319.44/334,069.60
  6. Step 6: Final answer
    x = 235,383.90

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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.