Home / 551,216.18-827,008.68-214,268.06

Finding the Fourth Proportional to 551,216.18, 827,008.68 and 214,268.06

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Solution

The fourth proportional to 551,216.18, 827,008.68 and 214,268.06 is: 321,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,216.18 : 827,008.68 = 214,268.06 : x
  2. Step 2: Convert to fraction form
    551,216.18/827,008.68 = 214,268.06/x
  3. Step 3: Cross multiply
    551,216.18x = 827,008.68 × 214,268.06
  4. Step 4: Simplify right side
    551,216.18x = 177,201,545,466.76
  5. Step 5: Solve for x
    x = 177,201,545,466.76/551,216.18
  6. Step 6: Final answer
    x = 321,473.77

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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.