Home / 668,424.75-1,002,030.22-247,405.38

Finding the Fourth Proportional to 668,424.75, 1,002,030.22 and 247,405.38

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Solution

The fourth proportional to 668,424.75, 1,002,030.22 and 247,405.38 is: 370,883.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,424.75 : 1,002,030.22 = 247,405.38 : x
  2. Step 2: Convert to fraction form
    668,424.75/1,002,030.22 = 247,405.38/x
  3. Step 3: Cross multiply
    668,424.75x = 1,002,030.22 × 247,405.38
  4. Step 4: Simplify right side
    668,424.75x = 247,907,667,350.58
  5. Step 5: Solve for x
    x = 247,907,667,350.58/668,424.75
  6. Step 6: Final answer
    x = 370,883.44

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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.