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Finding the Fourth Proportional to 600,375.19, 900,916.37 and 221,562.49

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Solution

The fourth proportional to 600,375.19, 900,916.37 and 221,562.49 is: 332,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,375.19 : 900,916.37 = 221,562.49 : x
  2. Step 2: Convert to fraction form
    600,375.19/900,916.37 = 221,562.49/x
  3. Step 3: Cross multiply
    600,375.19x = 900,916.37 × 221,562.49
  4. Step 4: Simplify right side
    600,375.19x = 199,609,270,858.86
  5. Step 5: Solve for x
    x = 199,609,270,858.86/600,375.19
  6. Step 6: Final answer
    x = 332,474.22

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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.