Home / 442,932.07-611,165.78-261,673.51

Finding the Fourth Proportional to 442,932.07, 611,165.78 and 261,673.51

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Solution

The fourth proportional to 442,932.07, 611,165.78 and 261,673.51 is: 361,061.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,932.07 : 611,165.78 = 261,673.51 : x
  2. Step 2: Convert to fraction form
    442,932.07/611,165.78 = 261,673.51/x
  3. Step 3: Cross multiply
    442,932.07x = 611,165.78 × 261,673.51
  4. Step 4: Simplify right side
    442,932.07x = 159,925,893,536.12
  5. Step 5: Solve for x
    x = 159,925,893,536.12/442,932.07
  6. Step 6: Final answer
    x = 361,061.90

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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.