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Finding the Fourth Proportional to 491,188.37, 736,782.56 and 175,626.14

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Solution

The fourth proportional to 491,188.37, 736,782.56 and 175,626.14 is: 263,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,188.37 : 736,782.56 = 175,626.14 : x
  2. Step 2: Convert to fraction form
    491,188.37/736,782.56 = 175,626.14/x
  3. Step 3: Cross multiply
    491,188.37x = 736,782.56 × 175,626.14
  4. Step 4: Simplify right side
    491,188.37x = 129,398,279,313.14
  5. Step 5: Solve for x
    x = 129,398,279,313.14/491,188.37
  6. Step 6: Final answer
    x = 263,439.22

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Similar ratio
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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.