Home / 824,611.92-1,236,955.20-225,559.68

Finding the Fourth Proportional to 824,611.92, 1,236,955.20 and 225,559.68

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Solution

The fourth proportional to 824,611.92, 1,236,955.20 and 225,559.68 is: 338,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,611.92 : 1,236,955.20 = 225,559.68 : x
  2. Step 2: Convert to fraction form
    824,611.92/1,236,955.20 = 225,559.68/x
  3. Step 3: Cross multiply
    824,611.92x = 1,236,955.20 × 225,559.68
  4. Step 4: Simplify right side
    824,611.92x = 279,007,219,086.34
  5. Step 5: Solve for x
    x = 279,007,219,086.34/824,611.92
  6. Step 6: Final answer
    x = 338,349.73

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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.