Home / 551,412.28-827,284.54-196,380.10

Finding the Fourth Proportional to 551,412.28, 827,284.54 and 196,380.10

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Solution

The fourth proportional to 551,412.28, 827,284.54 and 196,380.10 is: 294,629.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,412.28 : 827,284.54 = 196,380.10 : x
  2. Step 2: Convert to fraction form
    551,412.28/827,284.54 = 196,380.10/x
  3. Step 3: Cross multiply
    551,412.28x = 827,284.54 × 196,380.10
  4. Step 4: Simplify right side
    551,412.28x = 162,462,220,693.65
  5. Step 5: Solve for x
    x = 162,462,220,693.65/551,412.28
  6. Step 6: Final answer
    x = 294,629.31

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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.