Home / 814,989.80-1,221,318.30-600,080.60

Finding the Fourth Proportional to 814,989.80, 1,221,318.30 and 600,080.60

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Solution

The fourth proportional to 814,989.80, 1,221,318.30 and 600,080.60 is: 899,262.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,989.80 : 1,221,318.30 = 600,080.60 : x
  2. Step 2: Convert to fraction form
    814,989.80/1,221,318.30 = 600,080.60/x
  3. Step 3: Cross multiply
    814,989.80x = 1,221,318.30 × 600,080.60
  4. Step 4: Simplify right side
    814,989.80x = 732,889,418,254.98
  5. Step 5: Solve for x
    x = 732,889,418,254.98/814,989.80
  6. Step 6: Final answer
    x = 899,262.07

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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.