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Finding the Fourth Proportional to 491,182.40, 736,773.60 and 254,597.60

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Solution

The fourth proportional to 491,182.40, 736,773.60 and 254,597.60 is: 381,896.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,182.40 : 736,773.60 = 254,597.60 : x
  2. Step 2: Convert to fraction form
    491,182.40/736,773.60 = 254,597.60/x
  3. Step 3: Cross multiply
    491,182.40x = 736,773.60 × 254,597.60
  4. Step 4: Simplify right side
    491,182.40x = 187,580,790,303.36
  5. Step 5: Solve for x
    x = 187,580,790,303.36/491,182.40
  6. Step 6: Final answer
    x = 381,896.40

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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.