Home / 816,434.04-1,224,674.10-225,458.04

Finding the Fourth Proportional to 816,434.04, 1,224,674.10 and 225,458.04

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Solution

The fourth proportional to 816,434.04, 1,224,674.10 and 225,458.04 is: 338,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,434.04 : 1,224,674.10 = 225,458.04 : x
  2. Step 2: Convert to fraction form
    816,434.04/1,224,674.10 = 225,458.04/x
  3. Step 3: Cross multiply
    816,434.04x = 1,224,674.10 × 225,458.04
  4. Step 4: Simplify right side
    816,434.04x = 276,112,622,224.76
  5. Step 5: Solve for x
    x = 276,112,622,224.76/816,434.04
  6. Step 6: Final answer
    x = 338,193.42

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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.