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Finding the Fourth Proportional to 314,496.22, 471,350.53 and 247,672.44

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Solution

The fourth proportional to 314,496.22, 471,350.53 and 247,672.44 is: 371,198.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,496.22 : 471,350.53 = 247,672.44 : x
  2. Step 2: Convert to fraction form
    314,496.22/471,350.53 = 247,672.44/x
  3. Step 3: Cross multiply
    314,496.22x = 471,350.53 × 247,672.44
  4. Step 4: Simplify right side
    314,496.22x = 116,740,535,860.39
  5. Step 5: Solve for x
    x = 116,740,535,860.39/314,496.22
  6. Step 6: Final answer
    x = 371,198.53

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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.