Home / 300,822.89-415,082.98-171,702.41

Finding the Fourth Proportional to 300,822.89, 415,082.98 and 171,702.41

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Solution

The fourth proportional to 300,822.89, 415,082.98 and 171,702.41 is: 236,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,822.89 : 415,082.98 = 171,702.41 : x
  2. Step 2: Convert to fraction form
    300,822.89/415,082.98 = 171,702.41/x
  3. Step 3: Cross multiply
    300,822.89x = 415,082.98 × 171,702.41
  4. Step 4: Simplify right side
    300,822.89x = 71,270,748,624.43
  5. Step 5: Solve for x
    x = 71,270,748,624.43/300,822.89
  6. Step 6: Final answer
    x = 236,919.30

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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.