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Finding the Fourth Proportional to 501,744.55, 752,934.11 and 262,290.60

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Solution

The fourth proportional to 501,744.55, 752,934.11 and 262,290.60 is: 393,601.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,744.55 : 752,934.11 = 262,290.60 : x
  2. Step 2: Convert to fraction form
    501,744.55/752,934.11 = 262,290.60/x
  3. Step 3: Cross multiply
    501,744.55x = 752,934.11 × 262,290.60
  4. Step 4: Simplify right side
    501,744.55x = 197,487,539,102.08
  5. Step 5: Solve for x
    x = 197,487,539,102.08/501,744.55
  6. Step 6: Final answer
    x = 393,601.77

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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.