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Finding the Fourth Proportional to 294,901.40, 441,768.90 and 273,906.20

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Solution

The fourth proportional to 294,901.40, 441,768.90 and 273,906.20 is: 410,317.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,901.40 : 441,768.90 = 273,906.20 : x
  2. Step 2: Convert to fraction form
    294,901.40/441,768.90 = 273,906.20/x
  3. Step 3: Cross multiply
    294,901.40x = 441,768.90 × 273,906.20
  4. Step 4: Simplify right side
    294,901.40x = 121,003,240,677.18
  5. Step 5: Solve for x
    x = 121,003,240,677.18/294,901.40
  6. Step 6: Final answer
    x = 410,317.62

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1.5x scale

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.