Home / 744,178.16-1,115,611.88-295,214.33

Finding the Fourth Proportional to 744,178.16, 1,115,611.88 and 295,214.33

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Solution

The fourth proportional to 744,178.16, 1,115,611.88 and 295,214.33 is: 442,561.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,178.16 : 1,115,611.88 = 295,214.33 : x
  2. Step 2: Convert to fraction form
    744,178.16/1,115,611.88 = 295,214.33/x
  3. Step 3: Cross multiply
    744,178.16x = 1,115,611.88 × 295,214.33
  4. Step 4: Simplify right side
    744,178.16x = 329,344,606,640.11
  5. Step 5: Solve for x
    x = 329,344,606,640.11/744,178.16
  6. Step 6: Final answer
    x = 442,561.51

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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.