Home / 816,429.04-1,224,666.60-225,453.04

Finding the Fourth Proportional to 816,429.04, 1,224,666.60 and 225,453.04

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Solution

The fourth proportional to 816,429.04, 1,224,666.60 and 225,453.04 is: 338,185.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,429.04 : 1,224,666.60 = 225,453.04 : x
  2. Step 2: Convert to fraction form
    816,429.04/1,224,666.60 = 225,453.04/x
  3. Step 3: Cross multiply
    816,429.04x = 1,224,666.60 × 225,453.04
  4. Step 4: Simplify right side
    816,429.04x = 276,104,807,956.46
  5. Step 5: Solve for x
    x = 276,104,807,956.46/816,429.04
  6. Step 6: Final answer
    x = 338,185.92

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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.