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Finding the Fourth Proportional to 471,703.05, 651,007.53 and 267,817.41

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Solution

The fourth proportional to 471,703.05, 651,007.53 and 267,817.41 is: 369,620.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,703.05 : 651,007.53 = 267,817.41 : x
  2. Step 2: Convert to fraction form
    471,703.05/651,007.53 = 267,817.41/x
  3. Step 3: Cross multiply
    471,703.05x = 651,007.53 × 267,817.41
  4. Step 4: Simplify right side
    471,703.05x = 174,351,150,575.10
  5. Step 5: Solve for x
    x = 174,351,150,575.10/471,703.05
  6. Step 6: Final answer
    x = 369,620.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.