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Finding the Fourth Proportional to 437,544.60, 655,280.10 and 296,539.80

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Solution

The fourth proportional to 437,544.60, 655,280.10 and 296,539.80 is: 444,107.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,544.60 : 655,280.10 = 296,539.80 : x
  2. Step 2: Convert to fraction form
    437,544.60/655,280.10 = 296,539.80/x
  3. Step 3: Cross multiply
    437,544.60x = 655,280.10 × 296,539.80
  4. Step 4: Simplify right side
    437,544.60x = 194,316,629,797.98
  5. Step 5: Solve for x
    x = 194,316,629,797.98/437,544.60
  6. Step 6: Final answer
    x = 444,107.02

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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.