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Finding the Fourth Proportional to 507,069.96, 760,555.32 and 133,092.96

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Solution

The fourth proportional to 507,069.96, 760,555.32 and 133,092.96 is: 199,626.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,069.96 : 760,555.32 = 133,092.96 : x
  2. Step 2: Convert to fraction form
    507,069.96/760,555.32 = 133,092.96/x
  3. Step 3: Cross multiply
    507,069.96x = 760,555.32 × 133,092.96
  4. Step 4: Simplify right side
    507,069.96x = 101,224,558,782.55
  5. Step 5: Solve for x
    x = 101,224,558,782.55/507,069.96
  6. Step 6: Final answer
    x = 199,626.42

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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.