Home / 355,830.03-491,060.07-194,699.16

Finding the Fourth Proportional to 355,830.03, 491,060.07 and 194,699.16

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Solution

The fourth proportional to 355,830.03, 491,060.07 and 194,699.16 is: 268,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,830.03 : 491,060.07 = 194,699.16 : x
  2. Step 2: Convert to fraction form
    355,830.03/491,060.07 = 194,699.16/x
  3. Step 3: Cross multiply
    355,830.03x = 491,060.07 × 194,699.16
  4. Step 4: Simplify right side
    355,830.03x = 95,608,983,138.54
  5. Step 5: Solve for x
    x = 95,608,983,138.54/355,830.03
  6. Step 6: Final answer
    x = 268,692.85

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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.