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Finding the Fourth Proportional to 667,097.90, 935,803.30 and 667,097.90

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Solution

The fourth proportional to 667,097.90, 935,803.30 and 667,097.90 is: 935,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,097.90 : 935,803.30 = 667,097.90 : x
  2. Step 2: Convert to fraction form
    667,097.90/935,803.30 = 667,097.90/x
  3. Step 3: Cross multiply
    667,097.90x = 935,803.30 × 667,097.90
  4. Step 4: Simplify right side
    667,097.90x = 624,272,416,243.07
  5. Step 5: Solve for x
    x = 624,272,416,243.07/667,097.90
  6. Step 6: Final answer
    x = 935,803.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.