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Finding the Fourth Proportional to 288,329.00, 397,892.44 and 159,276.36

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Solution

The fourth proportional to 288,329.00, 397,892.44 and 159,276.36 is: 219,800.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,329.00 : 397,892.44 = 159,276.36 : x
  2. Step 2: Convert to fraction form
    288,329.00/397,892.44 = 159,276.36/x
  3. Step 3: Cross multiply
    288,329.00x = 397,892.44 × 159,276.36
  4. Step 4: Simplify right side
    288,329.00x = 63,374,859,116.53
  5. Step 5: Solve for x
    x = 63,374,859,116.53/288,329.00
  6. Step 6: Final answer
    x = 219,800.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.