Home / 828,767.40-1,243,028.07-229,666.08

Finding the Fourth Proportional to 828,767.40, 1,243,028.07 and 229,666.08

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Solution

The fourth proportional to 828,767.40, 1,243,028.07 and 229,666.08 is: 344,465.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,767.40 : 1,243,028.07 = 229,666.08 : x
  2. Step 2: Convert to fraction form
    828,767.40/1,243,028.07 = 229,666.08/x
  3. Step 3: Cross multiply
    828,767.40x = 1,243,028.07 × 229,666.08
  4. Step 4: Simplify right side
    828,767.40x = 285,481,384,166.87
  5. Step 5: Solve for x
    x = 285,481,384,166.87/828,767.40
  6. Step 6: Final answer
    x = 344,465.03

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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.