Home / 893,489.18-1,340,399.79-294,492.42

Finding the Fourth Proportional to 893,489.18, 1,340,399.79 and 294,492.42

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Solution

The fourth proportional to 893,489.18, 1,340,399.79 and 294,492.42 is: 441,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,489.18 : 1,340,399.79 = 294,492.42 : x
  2. Step 2: Convert to fraction form
    893,489.18/1,340,399.79 = 294,492.42/x
  3. Step 3: Cross multiply
    893,489.18x = 1,340,399.79 × 294,492.42
  4. Step 4: Simplify right side
    893,489.18x = 394,737,577,924.59
  5. Step 5: Solve for x
    x = 394,737,577,924.59/893,489.18
  6. Step 6: Final answer
    x = 441,793.35

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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.