Home / 677,777.67-1,015,957.14-228,343.23

Finding the Fourth Proportional to 677,777.67, 1,015,957.14 and 228,343.23

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Solution

The fourth proportional to 677,777.67, 1,015,957.14 and 228,343.23 is: 342,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,777.67 : 1,015,957.14 = 228,343.23 : x
  2. Step 2: Convert to fraction form
    677,777.67/1,015,957.14 = 228,343.23/x
  3. Step 3: Cross multiply
    677,777.67x = 1,015,957.14 × 228,343.23
  4. Step 4: Simplify right side
    677,777.67x = 231,986,934,889.16
  5. Step 5: Solve for x
    x = 231,986,934,889.16/677,777.67
  6. Step 6: Final answer
    x = 342,275.86

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1.5x scale

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.