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Finding the Fourth Proportional to 404,388.58, 606,660.60 and 155,051.14

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Solution

The fourth proportional to 404,388.58, 606,660.60 and 155,051.14 is: 232,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,388.58 : 606,660.60 = 155,051.14 : x
  2. Step 2: Convert to fraction form
    404,388.58/606,660.60 = 155,051.14/x
  3. Step 3: Cross multiply
    404,388.58x = 606,660.60 × 155,051.14
  4. Step 4: Simplify right side
    404,388.58x = 94,063,417,623.08
  5. Step 5: Solve for x
    x = 94,063,417,623.08/404,388.58
  6. Step 6: Final answer
    x = 232,606.51

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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.