Home / 677,699.06-1,016,334.44-228,315.21

Finding the Fourth Proportional to 677,699.06, 1,016,334.44 and 228,315.21

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Solution

The fourth proportional to 677,699.06, 1,016,334.44 and 228,315.21 is: 342,400.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,699.06 : 1,016,334.44 = 228,315.21 : x
  2. Step 2: Convert to fraction form
    677,699.06/1,016,334.44 = 228,315.21/x
  3. Step 3: Cross multiply
    677,699.06x = 1,016,334.44 × 228,315.21
  4. Step 4: Simplify right side
    677,699.06x = 232,044,607,002.18
  5. Step 5: Solve for x
    x = 232,044,607,002.18/677,699.06
  6. Step 6: Final answer
    x = 342,400.66

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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.