Home / 662,634.54-993,242.25-262,721.34

Finding the Fourth Proportional to 662,634.54, 993,242.25 and 262,721.34

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Solution

The fourth proportional to 662,634.54, 993,242.25 and 262,721.34 is: 393,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,634.54 : 993,242.25 = 262,721.34 : x
  2. Step 2: Convert to fraction form
    662,634.54/993,242.25 = 262,721.34/x
  3. Step 3: Cross multiply
    662,634.54x = 993,242.25 × 262,721.34
  4. Step 4: Simplify right side
    662,634.54x = 260,945,934,864.62
  5. Step 5: Solve for x
    x = 260,945,934,864.62/662,634.54
  6. Step 6: Final answer
    x = 393,800.68

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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.