Home / 803,669.19-1,204,665.39-271,007.07

Finding the Fourth Proportional to 803,669.19, 1,204,665.39 and 271,007.07

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Solution

The fourth proportional to 803,669.19, 1,204,665.39 and 271,007.07 is: 406,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,669.19 : 1,204,665.39 = 271,007.07 : x
  2. Step 2: Convert to fraction form
    803,669.19/1,204,665.39 = 271,007.07/x
  3. Step 3: Cross multiply
    803,669.19x = 1,204,665.39 × 271,007.07
  4. Step 4: Simplify right side
    803,669.19x = 326,472,837,674.31
  5. Step 5: Solve for x
    x = 326,472,837,674.31/803,669.19
  6. Step 6: Final answer
    x = 406,227.89

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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.