Home / 340,451.04-469,836.96-189,548

Finding the Fourth Proportional to 340,451.04, 469,836.96 and 189,548

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Solution

The fourth proportional to 340,451.04, 469,836.96 and 189,548 is: 261,584.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,451.04 : 469,836.96 = 189,548 : x
  2. Step 2: Convert to fraction form
    340,451.04/469,836.96 = 189,548/x
  3. Step 3: Cross multiply
    340,451.04x = 469,836.96 × 189,548
  4. Step 4: Simplify right side
    340,451.04x = 89,056,656,094.08
  5. Step 5: Solve for x
    x = 89,056,656,094.08/340,451.04
  6. Step 6: Final answer
    x = 261,584.33

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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.