Home / 694,812.40-1,042,607.40-295,385.20

Finding the Fourth Proportional to 694,812.40, 1,042,607.40 and 295,385.20

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Solution

The fourth proportional to 694,812.40, 1,042,607.40 and 295,385.20 is: 443,243.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,812.40 : 1,042,607.40 = 295,385.20 : x
  2. Step 2: Convert to fraction form
    694,812.40/1,042,607.40 = 295,385.20/x
  3. Step 3: Cross multiply
    694,812.40x = 1,042,607.40 × 295,385.20
  4. Step 4: Simplify right side
    694,812.40x = 307,970,795,370.48
  5. Step 5: Solve for x
    x = 307,970,795,370.48/694,812.40
  6. Step 6: Final answer
    x = 443,243.09

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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.