Home / 656,764.30-985,146.45-302,076.64

Finding the Fourth Proportional to 656,764.30, 985,146.45 and 302,076.64

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Solution

The fourth proportional to 656,764.30, 985,146.45 and 302,076.64 is: 453,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,764.30 : 985,146.45 = 302,076.64 : x
  2. Step 2: Convert to fraction form
    656,764.30/985,146.45 = 302,076.64/x
  3. Step 3: Cross multiply
    656,764.30x = 985,146.45 × 302,076.64
  4. Step 4: Simplify right side
    656,764.30x = 297,589,729,523.93
  5. Step 5: Solve for x
    x = 297,589,729,523.93/656,764.30
  6. Step 6: Final answer
    x = 453,114.96

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Similar ratio
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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.