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Finding the Fourth Proportional to 294,422.66, 441,715.35 and 104,926.40

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Solution

The fourth proportional to 294,422.66, 441,715.35 and 104,926.40 is: 157,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,422.66 : 441,715.35 = 104,926.40 : x
  2. Step 2: Convert to fraction form
    294,422.66/441,715.35 = 104,926.40/x
  3. Step 3: Cross multiply
    294,422.66x = 441,715.35 × 104,926.40
  4. Step 4: Simplify right side
    294,422.66x = 46,347,601,500.24
  5. Step 5: Solve for x
    x = 46,347,601,500.24/294,422.66
  6. Step 6: Final answer
    x = 157,418.60

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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.