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Finding the Fourth Proportional to 322,333.48, 482,835.76 and 188,808.92

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Solution

The fourth proportional to 322,333.48, 482,835.76 and 188,808.92 is: 282,824.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,333.48 : 482,835.76 = 188,808.92 : x
  2. Step 2: Convert to fraction form
    322,333.48/482,835.76 = 188,808.92/x
  3. Step 3: Cross multiply
    322,333.48x = 482,835.76 × 188,808.92
  4. Step 4: Simplify right side
    322,333.48x = 91,163,699,118.05
  5. Step 5: Solve for x
    x = 91,163,699,118.05/322,333.48
  6. Step 6: Final answer
    x = 282,824.17

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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.