Home / 678,046.02-1,016,663.04-228,756.94

Finding the Fourth Proportional to 678,046.02, 1,016,663.04 and 228,756.94

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Solution

The fourth proportional to 678,046.02, 1,016,663.04 and 228,756.94 is: 342,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,046.02 : 1,016,663.04 = 228,756.94 : x
  2. Step 2: Convert to fraction form
    678,046.02/1,016,663.04 = 228,756.94/x
  3. Step 3: Cross multiply
    678,046.02x = 1,016,663.04 × 228,756.94
  4. Step 4: Simplify right side
    678,046.02x = 232,568,726,041.50
  5. Step 5: Solve for x
    x = 232,568,726,041.50/678,046.02
  6. Step 6: Final answer
    x = 342,998.44

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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.