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Finding the Fourth Proportional to 296,522.70, 444,784.05 and 274,652.70

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Solution

The fourth proportional to 296,522.70, 444,784.05 and 274,652.70 is: 411,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,522.70 : 444,784.05 = 274,652.70 : x
  2. Step 2: Convert to fraction form
    296,522.70/444,784.05 = 274,652.70/x
  3. Step 3: Cross multiply
    296,522.70x = 444,784.05 × 274,652.70
  4. Step 4: Simplify right side
    296,522.70x = 122,161,140,249.44
  5. Step 5: Solve for x
    x = 122,161,140,249.44/296,522.70
  6. Step 6: Final answer
    x = 411,979.05

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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.