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Finding the Fourth Proportional to 469,486.38, 704,236.86 and 114,507.12

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Solution

The fourth proportional to 469,486.38, 704,236.86 and 114,507.12 is: 171,762.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,486.38 : 704,236.86 = 114,507.12 : x
  2. Step 2: Convert to fraction form
    469,486.38/704,236.86 = 114,507.12/x
  3. Step 3: Cross multiply
    469,486.38x = 704,236.86 × 114,507.12
  4. Step 4: Simplify right side
    469,486.38x = 80,640,134,636.44
  5. Step 5: Solve for x
    x = 80,640,134,636.44/469,486.38
  6. Step 6: Final answer
    x = 171,762.46

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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.