Home / 341,913.90-471,859.25-205,990.64

Finding the Fourth Proportional to 341,913.90, 471,859.25 and 205,990.64

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Solution

The fourth proportional to 341,913.90, 471,859.25 and 205,990.64 is: 284,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,913.90 : 471,859.25 = 205,990.64 : x
  2. Step 2: Convert to fraction form
    341,913.90/471,859.25 = 205,990.64/x
  3. Step 3: Cross multiply
    341,913.90x = 471,859.25 × 205,990.64
  4. Step 4: Simplify right side
    341,913.90x = 97,198,585,508.17
  5. Step 5: Solve for x
    x = 97,198,585,508.17/341,913.90
  6. Step 6: Final answer
    x = 284,277.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.