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Finding the Fourth Proportional to 441,671, 609,457.44 and 248,039.42

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Solution

The fourth proportional to 441,671, 609,457.44 and 248,039.42 is: 342,267.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,671 : 609,457.44 = 248,039.42 : x
  2. Step 2: Convert to fraction form
    441,671/609,457.44 = 248,039.42/x
  3. Step 3: Cross multiply
    441,671x = 609,457.44 × 248,039.42
  4. Step 4: Simplify right side
    441,671x = 151,169,469,932.29
  5. Step 5: Solve for x
    x = 151,169,469,932.29/441,671
  6. Step 6: Final answer
    x = 342,267.14

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1.5x scale

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.