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Finding the Fourth Proportional to 469,940.04, 704,678.52 and 170,375.64

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Solution

The fourth proportional to 469,940.04, 704,678.52 and 170,375.64 is: 255,479.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,940.04 : 704,678.52 = 170,375.64 : x
  2. Step 2: Convert to fraction form
    469,940.04/704,678.52 = 170,375.64/x
  3. Step 3: Cross multiply
    469,940.04x = 704,678.52 × 170,375.64
  4. Step 4: Simplify right side
    469,940.04x = 120,060,053,839.25
  5. Step 5: Solve for x
    x = 120,060,053,839.25/469,940.04
  6. Step 6: Final answer
    x = 255,479.52

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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.