Home / 294,478.85-441,727.39-81,250.46

Finding the Fourth Proportional to 294,478.85, 441,727.39 and 81,250.46

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Solution

The fourth proportional to 294,478.85, 441,727.39 and 81,250.46 is: 121,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,478.85 : 441,727.39 = 81,250.46 : x
  2. Step 2: Convert to fraction form
    294,478.85/441,727.39 = 81,250.46/x
  3. Step 3: Cross multiply
    294,478.85x = 441,727.39 × 81,250.46
  4. Step 4: Simplify right side
    294,478.85x = 35,890,553,181.50
  5. Step 5: Solve for x
    x = 35,890,553,181.50/294,478.85
  6. Step 6: Final answer
    x = 121,878.20

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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.