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Finding the Fourth Proportional to 604,144.92, 906,611.58 and 225,368.67

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Solution

The fourth proportional to 604,144.92, 906,611.58 and 225,368.67 is: 338,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,144.92 : 906,611.58 = 225,368.67 : x
  2. Step 2: Convert to fraction form
    604,144.92/906,611.58 = 225,368.67/x
  3. Step 3: Cross multiply
    604,144.92x = 906,611.58 × 225,368.67
  4. Step 4: Simplify right side
    604,144.92x = 204,321,845,991.20
  5. Step 5: Solve for x
    x = 204,321,845,991.20/604,144.92
  6. Step 6: Final answer
    x = 338,200.06

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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.