Home / 648,052.20-970,766.10-367,241.40

Finding the Fourth Proportional to 648,052.20, 970,766.10 and 367,241.40

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Solution

The fourth proportional to 648,052.20, 970,766.10 and 367,241.40 is: 550,118.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,052.20 : 970,766.10 = 367,241.40 : x
  2. Step 2: Convert to fraction form
    648,052.20/970,766.10 = 367,241.40/x
  3. Step 3: Cross multiply
    648,052.20x = 970,766.10 × 367,241.40
  4. Step 4: Simplify right side
    648,052.20x = 356,505,501,636.54
  5. Step 5: Solve for x
    x = 356,505,501,636.54/648,052.20
  6. Step 6: Final answer
    x = 550,118.50

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1.5x scale

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.