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Finding the Fourth Proportional to 569,608.74, 854,542.71 and 303,228.90

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Solution

The fourth proportional to 569,608.74, 854,542.71 and 303,228.90 is: 454,912.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,608.74 : 854,542.71 = 303,228.90 : x
  2. Step 2: Convert to fraction form
    569,608.74/854,542.71 = 303,228.90/x
  3. Step 3: Cross multiply
    569,608.74x = 854,542.71 × 303,228.90
  4. Step 4: Simplify right side
    569,608.74x = 259,122,045,956.32
  5. Step 5: Solve for x
    x = 259,122,045,956.32/569,608.74
  6. Step 6: Final answer
    x = 454,912.34

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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.