Home / 816,198.83-1,224,277.28-217,165.05

Finding the Fourth Proportional to 816,198.83, 1,224,277.28 and 217,165.05

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Solution

The fourth proportional to 816,198.83, 1,224,277.28 and 217,165.05 is: 325,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,198.83 : 1,224,277.28 = 217,165.05 : x
  2. Step 2: Convert to fraction form
    816,198.83/1,224,277.28 = 217,165.05/x
  3. Step 3: Cross multiply
    816,198.83x = 1,224,277.28 × 217,165.05
  4. Step 4: Simplify right side
    816,198.83x = 265,870,237,675.16
  5. Step 5: Solve for x
    x = 265,870,237,675.16/816,198.83
  6. Step 6: Final answer
    x = 325,742.00

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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.