Home / 694,908.60-1,042,362.90-245,625.90

Finding the Fourth Proportional to 694,908.60, 1,042,362.90 and 245,625.90

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Solution

The fourth proportional to 694,908.60, 1,042,362.90 and 245,625.90 is: 368,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,908.60 : 1,042,362.90 = 245,625.90 : x
  2. Step 2: Convert to fraction form
    694,908.60/1,042,362.90 = 245,625.90/x
  3. Step 3: Cross multiply
    694,908.60x = 1,042,362.90 × 245,625.90
  4. Step 4: Simplify right side
    694,908.60x = 256,031,325,439.11
  5. Step 5: Solve for x
    x = 256,031,325,439.11/694,908.60
  6. Step 6: Final answer
    x = 368,438.85

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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.