Home / 777,674.60-1,166,401.14-245,126.42

Finding the Fourth Proportional to 777,674.60, 1,166,401.14 and 245,126.42

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Solution

The fourth proportional to 777,674.60, 1,166,401.14 and 245,126.42 is: 367,654.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,674.60 : 1,166,401.14 = 245,126.42 : x
  2. Step 2: Convert to fraction form
    777,674.60/1,166,401.14 = 245,126.42/x
  3. Step 3: Cross multiply
    777,674.60x = 1,166,401.14 × 245,126.42
  4. Step 4: Simplify right side
    777,674.60x = 285,915,735,732.12
  5. Step 5: Solve for x
    x = 285,915,735,732.12/777,674.60
  6. Step 6: Final answer
    x = 367,654.72

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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.