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Finding the Fourth Proportional to 404,636.42, 607,225.44 and 167,979.26

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Solution

The fourth proportional to 404,636.42, 607,225.44 and 167,979.26 is: 252,081.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,636.42 : 607,225.44 = 167,979.26 : x
  2. Step 2: Convert to fraction form
    404,636.42/607,225.44 = 167,979.26/x
  3. Step 3: Cross multiply
    404,636.42x = 607,225.44 × 167,979.26
  4. Step 4: Simplify right side
    404,636.42x = 102,001,280,064.37
  5. Step 5: Solve for x
    x = 102,001,280,064.37/404,636.42
  6. Step 6: Final answer
    x = 252,081.31

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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.