Home / 413,736.46-620,026.08-223,786.60

Finding the Fourth Proportional to 413,736.46, 620,026.08 and 223,786.60

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Solution

The fourth proportional to 413,736.46, 620,026.08 and 223,786.60 is: 335,366.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,736.46 : 620,026.08 = 223,786.60 : x
  2. Step 2: Convert to fraction form
    413,736.46/620,026.08 = 223,786.60/x
  3. Step 3: Cross multiply
    413,736.46x = 620,026.08 × 223,786.60
  4. Step 4: Simplify right side
    413,736.46x = 138,753,528,354.53
  5. Step 5: Solve for x
    x = 138,753,528,354.53/413,736.46
  6. Step 6: Final answer
    x = 335,366.93

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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.