Home / 442,933.07-611,167.15-261,674.51

Finding the Fourth Proportional to 442,933.07, 611,167.15 and 261,674.51

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Solution

The fourth proportional to 442,933.07, 611,167.15 and 261,674.51 is: 361,063.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,933.07 : 611,167.15 = 261,674.51 : x
  2. Step 2: Convert to fraction form
    442,933.07/611,167.15 = 261,674.51/x
  3. Step 3: Cross multiply
    442,933.07x = 611,167.15 × 261,674.51
  4. Step 4: Simplify right side
    442,933.07x = 159,926,864,504.35
  5. Step 5: Solve for x
    x = 159,926,864,504.35/442,933.07
  6. Step 6: Final answer
    x = 361,063.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.