Home / 744,578.55-1,115,886.37-295,054.20

Finding the Fourth Proportional to 744,578.55, 1,115,886.37 and 295,054.20

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Solution

The fourth proportional to 744,578.55, 1,115,886.37 and 295,054.20 is: 442,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,578.55 : 1,115,886.37 = 295,054.20 : x
  2. Step 2: Convert to fraction form
    744,578.55/1,115,886.37 = 295,054.20/x
  3. Step 3: Cross multiply
    744,578.55x = 1,115,886.37 × 295,054.20
  4. Step 4: Simplify right side
    744,578.55x = 329,246,958,715.98
  5. Step 5: Solve for x
    x = 329,246,958,715.98/744,578.55
  6. Step 6: Final answer
    x = 442,192.38

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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.