Home / 711,553.66-1,067,749.56-262,590.46

Finding the Fourth Proportional to 711,553.66, 1,067,749.56 and 262,590.46

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Solution

The fourth proportional to 711,553.66, 1,067,749.56 and 262,590.46 is: 394,040.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,553.66 : 1,067,749.56 = 262,590.46 : x
  2. Step 2: Convert to fraction form
    711,553.66/1,067,749.56 = 262,590.46/x
  3. Step 3: Cross multiply
    711,553.66x = 1,067,749.56 × 262,590.46
  4. Step 4: Simplify right side
    711,553.66x = 280,380,848,125.20
  5. Step 5: Solve for x
    x = 280,380,848,125.20/711,553.66
  6. Step 6: Final answer
    x = 394,040.34

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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.