Home / 777,673.60-1,166,399.64-245,125.42

Finding the Fourth Proportional to 777,673.60, 1,166,399.64 and 245,125.42

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Solution

The fourth proportional to 777,673.60, 1,166,399.64 and 245,125.42 is: 367,653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,673.60 : 1,166,399.64 = 245,125.42 : x
  2. Step 2: Convert to fraction form
    777,673.60/1,166,399.64 = 245,125.42/x
  3. Step 3: Cross multiply
    777,673.60x = 1,166,399.64 × 245,125.42
  4. Step 4: Simplify right side
    777,673.60x = 285,914,201,642.85
  5. Step 5: Solve for x
    x = 285,914,201,642.85/777,673.60
  6. Step 6: Final answer
    x = 367,653.22

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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.