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Finding the Fourth Proportional to 476,863.81, 658,071.51 and 262,003.33

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Solution

The fourth proportional to 476,863.81, 658,071.51 and 262,003.33 is: 361,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,863.81 : 658,071.51 = 262,003.33 : x
  2. Step 2: Convert to fraction form
    476,863.81/658,071.51 = 262,003.33/x
  3. Step 3: Cross multiply
    476,863.81x = 658,071.51 × 262,003.33
  4. Step 4: Simplify right side
    476,863.81x = 172,416,926,998.13
  5. Step 5: Solve for x
    x = 172,416,926,998.13/476,863.81
  6. Step 6: Final answer
    x = 361,564.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.