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Finding the Fourth Proportional to 294,768.92, 442,239.48 and 95,084.88

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Solution

The fourth proportional to 294,768.92, 442,239.48 and 95,084.88 is: 142,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,768.92 : 442,239.48 = 95,084.88 : x
  2. Step 2: Convert to fraction form
    294,768.92/442,239.48 = 95,084.88/x
  3. Step 3: Cross multiply
    294,768.92x = 442,239.48 × 95,084.88
  4. Step 4: Simplify right side
    294,768.92x = 42,050,287,887.06
  5. Step 5: Solve for x
    x = 42,050,287,887.06/294,768.92
  6. Step 6: Final answer
    x = 142,655.10

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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.