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Finding the Fourth Proportional to 294,357.34, 441,579.21 and 94,611.88

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Solution

The fourth proportional to 294,357.34, 441,579.21 and 94,611.88 is: 141,931.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,357.34 : 441,579.21 = 94,611.88 : x
  2. Step 2: Convert to fraction form
    294,357.34/441,579.21 = 94,611.88/x
  3. Step 3: Cross multiply
    294,357.34x = 441,579.21 × 94,611.88
  4. Step 4: Simplify right side
    294,357.34x = 41,778,639,227.01
  5. Step 5: Solve for x
    x = 41,778,639,227.01/294,357.34
  6. Step 6: Final answer
    x = 141,931.71

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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.