Home / 400,336.05-600,504.06-163,623.38

Finding the Fourth Proportional to 400,336.05, 600,504.06 and 163,623.38

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Solution

The fourth proportional to 400,336.05, 600,504.06 and 163,623.38 is: 245,435.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,336.05 : 600,504.06 = 163,623.38 : x
  2. Step 2: Convert to fraction form
    400,336.05/600,504.06 = 163,623.38/x
  3. Step 3: Cross multiply
    400,336.05x = 600,504.06 × 163,623.38
  4. Step 4: Simplify right side
    400,336.05x = 98,256,501,611.99
  5. Step 5: Solve for x
    x = 98,256,501,611.99/400,336.05
  6. Step 6: Final answer
    x = 245,435.06

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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.