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Finding the Fourth Proportional to 294,798.44, 442,195.98 and 84,436.44

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Solution

The fourth proportional to 294,798.44, 442,195.98 and 84,436.44 is: 126,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,798.44 : 442,195.98 = 84,436.44 : x
  2. Step 2: Convert to fraction form
    294,798.44/442,195.98 = 84,436.44/x
  3. Step 3: Cross multiply
    294,798.44x = 442,195.98 × 84,436.44
  4. Step 4: Simplify right side
    294,798.44x = 37,337,454,333.51
  5. Step 5: Solve for x
    x = 37,337,454,333.51/294,798.44
  6. Step 6: Final answer
    x = 126,654.18

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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.