Home / 341,913.15-471,858.21-205,989.89

Finding the Fourth Proportional to 341,913.15, 471,858.21 and 205,989.89

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Solution

The fourth proportional to 341,913.15, 471,858.21 and 205,989.89 is: 284,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,913.15 : 471,858.21 = 205,989.89 : x
  2. Step 2: Convert to fraction form
    341,913.15/471,858.21 = 205,989.89/x
  3. Step 3: Cross multiply
    341,913.15x = 471,858.21 × 205,989.89
  4. Step 4: Simplify right side
    341,913.15x = 97,198,018,414.21
  5. Step 5: Solve for x
    x = 97,198,018,414.21/341,913.15
  6. Step 6: Final answer
    x = 284,276.92

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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.