Home / 726,775.16-1,090,208.82-228,158.84

Finding the Fourth Proportional to 726,775.16, 1,090,208.82 and 228,158.84

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Solution

The fourth proportional to 726,775.16, 1,090,208.82 and 228,158.84 is: 342,252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,775.16 : 1,090,208.82 = 228,158.84 : x
  2. Step 2: Convert to fraction form
    726,775.16/1,090,208.82 = 228,158.84/x
  3. Step 3: Cross multiply
    726,775.16x = 1,090,208.82 × 228,158.84
  4. Step 4: Simplify right side
    726,775.16x = 248,740,779,728.97
  5. Step 5: Solve for x
    x = 248,740,779,728.97/726,775.16
  6. Step 6: Final answer
    x = 342,252.73

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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.