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Finding the Fourth Proportional to 469,863.48, 704,788.92 and 114,880.56

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Solution

The fourth proportional to 469,863.48, 704,788.92 and 114,880.56 is: 172,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,863.48 : 704,788.92 = 114,880.56 : x
  2. Step 2: Convert to fraction form
    469,863.48/704,788.92 = 114,880.56/x
  3. Step 3: Cross multiply
    469,863.48x = 704,788.92 × 114,880.56
  4. Step 4: Simplify right side
    469,863.48x = 80,966,545,811.40
  5. Step 5: Solve for x
    x = 80,966,545,811.40/469,863.48
  6. Step 6: Final answer
    x = 172,319.30

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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.