Home / 707,871.76-1,061,573.90-281,513.37

Finding the Fourth Proportional to 707,871.76, 1,061,573.90 and 281,513.37

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Solution

The fourth proportional to 707,871.76, 1,061,573.90 and 281,513.37 is: 422,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,871.76 : 1,061,573.90 = 281,513.37 : x
  2. Step 2: Convert to fraction form
    707,871.76/1,061,573.90 = 281,513.37/x
  3. Step 3: Cross multiply
    707,871.76x = 1,061,573.90 × 281,513.37
  4. Step 4: Simplify right side
    707,871.76x = 298,847,250,249.89
  5. Step 5: Solve for x
    x = 298,847,250,249.89/707,871.76
  6. Step 6: Final answer
    x = 422,177.11

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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.