Home / 972,648.44-1,342,249.70-564,850.54

Finding the Fourth Proportional to 972,648.44, 1,342,249.70 and 564,850.54

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Solution

The fourth proportional to 972,648.44, 1,342,249.70 and 564,850.54 is: 779,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,648.44 : 1,342,249.70 = 564,850.54 : x
  2. Step 2: Convert to fraction form
    972,648.44/1,342,249.70 = 564,850.54/x
  3. Step 3: Cross multiply
    972,648.44x = 1,342,249.70 × 564,850.54
  4. Step 4: Simplify right side
    972,648.44x = 758,170,467,859.84
  5. Step 5: Solve for x
    x = 758,170,467,859.84/972,648.44
  6. Step 6: Final answer
    x = 779,490.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.