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Finding the Fourth Proportional to 322,852.48, 484,281.15 and 112,490.08

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Solution

The fourth proportional to 322,852.48, 484,281.15 and 112,490.08 is: 168,735.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,852.48 : 484,281.15 = 112,490.08 : x
  2. Step 2: Convert to fraction form
    322,852.48/484,281.15 = 112,490.08/x
  3. Step 3: Cross multiply
    322,852.48x = 484,281.15 × 112,490.08
  4. Step 4: Simplify right side
    322,852.48x = 54,476,825,305.99
  5. Step 5: Solve for x
    x = 54,476,825,305.99/322,852.48
  6. Step 6: Final answer
    x = 168,735.97

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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.