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Finding the Fourth Proportional to 668,235, 1,002,333.06 and 247,501.56

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Solution

The fourth proportional to 668,235, 1,002,333.06 and 247,501.56 is: 371,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,235 : 1,002,333.06 = 247,501.56 : x
  2. Step 2: Convert to fraction form
    668,235/1,002,333.06 = 247,501.56/x
  3. Step 3: Cross multiply
    668,235x = 1,002,333.06 × 247,501.56
  4. Step 4: Simplify right side
    668,235x = 248,078,995,989.57
  5. Step 5: Solve for x
    x = 248,078,995,989.57/668,235
  6. Step 6: Final answer
    x = 371,245.14

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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.