Home / 1,328,269.82-1,992,206.07-368,624.25

Finding the Fourth Proportional to 1,328,269.82, 1,992,206.07 and 368,624.25

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Solution

The fourth proportional to 1,328,269.82, 1,992,206.07 and 368,624.25 is: 552,881.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,269.82 : 1,992,206.07 = 368,624.25 : x
  2. Step 2: Convert to fraction form
    1,328,269.82/1,992,206.07 = 368,624.25/x
  3. Step 3: Cross multiply
    1,328,269.82x = 1,992,206.07 × 368,624.25
  4. Step 4: Simplify right side
    1,328,269.82x = 734,375,468,399.20
  5. Step 5: Solve for x
    x = 734,375,468,399.20/1,328,269.82
  6. Step 6: Final answer
    x = 552,881.24

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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.