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Finding the Fourth Proportional to 371,167.50, 557,788.06 and 347,269.26

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Solution

The fourth proportional to 371,167.50, 557,788.06 and 347,269.26 is: 521,873.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,167.50 : 557,788.06 = 347,269.26 : x
  2. Step 2: Convert to fraction form
    371,167.50/557,788.06 = 347,269.26/x
  3. Step 3: Cross multiply
    371,167.50x = 557,788.06 × 347,269.26
  4. Step 4: Simplify right side
    371,167.50x = 193,702,646,833.04
  5. Step 5: Solve for x
    x = 193,702,646,833.04/371,167.50
  6. Step 6: Final answer
    x = 521,873.94

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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.