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Finding the Fourth Proportional to 493,586.48, 681,150.60 and 267,232.40

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Solution

The fourth proportional to 493,586.48, 681,150.60 and 267,232.40 is: 368,781.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,586.48 : 681,150.60 = 267,232.40 : x
  2. Step 2: Convert to fraction form
    493,586.48/681,150.60 = 267,232.40/x
  3. Step 3: Cross multiply
    493,586.48x = 681,150.60 × 267,232.40
  4. Step 4: Simplify right side
    493,586.48x = 182,025,509,599.44
  5. Step 5: Solve for x
    x = 182,025,509,599.44/493,586.48
  6. Step 6: Final answer
    x = 368,781.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.