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Finding the Fourth Proportional to 293,464.40, 440,196.60 and 273,635.60

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Solution

The fourth proportional to 293,464.40, 440,196.60 and 273,635.60 is: 410,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,464.40 : 440,196.60 = 273,635.60 : x
  2. Step 2: Convert to fraction form
    293,464.40/440,196.60 = 273,635.60/x
  3. Step 3: Cross multiply
    293,464.40x = 440,196.60 × 273,635.60
  4. Step 4: Simplify right side
    293,464.40x = 120,453,460,758.96
  5. Step 5: Solve for x
    x = 120,453,460,758.96/293,464.40
  6. Step 6: Final answer
    x = 410,453.40

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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.