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Finding the Fourth Proportional to 369,808.92, 555,060.06 and 192,441.60

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Solution

The fourth proportional to 369,808.92, 555,060.06 and 192,441.60 is: 288,842.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,808.92 : 555,060.06 = 192,441.60 : x
  2. Step 2: Convert to fraction form
    369,808.92/555,060.06 = 192,441.60/x
  3. Step 3: Cross multiply
    369,808.92x = 555,060.06 × 192,441.60
  4. Step 4: Simplify right side
    369,808.92x = 106,816,646,042.50
  5. Step 5: Solve for x
    x = 106,816,646,042.50/369,808.92
  6. Step 6: Final answer
    x = 288,842.81

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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.