Home / 927,027.42-1,279,112.94-564,208.26

Finding the Fourth Proportional to 927,027.42, 1,279,112.94 and 564,208.26

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Solution

The fourth proportional to 927,027.42, 1,279,112.94 and 564,208.26 is: 778,494.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,027.42 : 1,279,112.94 = 564,208.26 : x
  2. Step 2: Convert to fraction form
    927,027.42/1,279,112.94 = 564,208.26/x
  3. Step 3: Cross multiply
    927,027.42x = 1,279,112.94 × 564,208.26
  4. Step 4: Simplify right side
    927,027.42x = 721,686,086,220.88
  5. Step 5: Solve for x
    x = 721,686,086,220.88/927,027.42
  6. Step 6: Final answer
    x = 778,494.87

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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.