Home / 667,669.98-1,001,669.13-194,359.44

Finding the Fourth Proportional to 667,669.98, 1,001,669.13 and 194,359.44

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Solution

The fourth proportional to 667,669.98, 1,001,669.13 and 194,359.44 is: 291,586.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,669.98 : 1,001,669.13 = 194,359.44 : x
  2. Step 2: Convert to fraction form
    667,669.98/1,001,669.13 = 194,359.44/x
  3. Step 3: Cross multiply
    667,669.98x = 1,001,669.13 × 194,359.44
  4. Step 4: Simplify right side
    667,669.98x = 194,683,851,172.09
  5. Step 5: Solve for x
    x = 194,683,851,172.09/667,669.98
  6. Step 6: Final answer
    x = 291,586.95

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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.