Home / 777,968.40-1,166,952.60-730,729.20

Finding the Fourth Proportional to 777,968.40, 1,166,952.60 and 730,729.20

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Solution

The fourth proportional to 777,968.40, 1,166,952.60 and 730,729.20 is: 1,096,093.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,968.40 : 1,166,952.60 = 730,729.20 : x
  2. Step 2: Convert to fraction form
    777,968.40/1,166,952.60 = 730,729.20/x
  3. Step 3: Cross multiply
    777,968.40x = 1,166,952.60 × 730,729.20
  4. Step 4: Simplify right side
    777,968.40x = 852,726,339,835.92
  5. Step 5: Solve for x
    x = 852,726,339,835.92/777,968.40
  6. Step 6: Final answer
    x = 1,096,093.80

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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.