Home / 455,104.80-681,672.24-296,853.12

Finding the Fourth Proportional to 455,104.80, 681,672.24 and 296,853.12

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Solution

The fourth proportional to 455,104.80, 681,672.24 and 296,853.12 is: 444,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,104.80 : 681,672.24 = 296,853.12 : x
  2. Step 2: Convert to fraction form
    455,104.80/681,672.24 = 296,853.12/x
  3. Step 3: Cross multiply
    455,104.80x = 681,672.24 × 296,853.12
  4. Step 4: Simplify right side
    455,104.80x = 202,356,531,261.39
  5. Step 5: Solve for x
    x = 202,356,531,261.39/455,104.80
  6. Step 6: Final answer
    x = 444,637.22

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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.