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Finding the Fourth Proportional to 294,344.86, 441,475.80 and 94,639.86

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Solution

The fourth proportional to 294,344.86, 441,475.80 and 94,639.86 is: 141,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,344.86 : 441,475.80 = 94,639.86 : x
  2. Step 2: Convert to fraction form
    294,344.86/441,475.80 = 94,639.86/x
  3. Step 3: Cross multiply
    294,344.86x = 441,475.80 × 94,639.86
  4. Step 4: Simplify right side
    294,344.86x = 41,781,207,905.39
  5. Step 5: Solve for x
    x = 41,781,207,905.39/294,344.86
  6. Step 6: Final answer
    x = 141,946.45

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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.