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Finding the Fourth Proportional to 404,515.48, 607,044.10 and 167,858.39

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Solution

The fourth proportional to 404,515.48, 607,044.10 and 167,858.39 is: 251,899.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,515.48 : 607,044.10 = 167,858.39 : x
  2. Step 2: Convert to fraction form
    404,515.48/607,044.10 = 167,858.39/x
  3. Step 3: Cross multiply
    404,515.48x = 607,044.10 × 167,858.39
  4. Step 4: Simplify right side
    404,515.48x = 101,897,441,410.49
  5. Step 5: Solve for x
    x = 101,897,441,410.49/404,515.48
  6. Step 6: Final answer
    x = 251,899.98

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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.