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Finding the Fourth Proportional to 293,605.60, 440,408.40 and 264,114.40

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Solution

The fourth proportional to 293,605.60, 440,408.40 and 264,114.40 is: 396,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,605.60 : 440,408.40 = 264,114.40 : x
  2. Step 2: Convert to fraction form
    293,605.60/440,408.40 = 264,114.40/x
  3. Step 3: Cross multiply
    293,605.60x = 440,408.40 × 264,114.40
  4. Step 4: Simplify right side
    293,605.60x = 116,318,200,320.96
  5. Step 5: Solve for x
    x = 116,318,200,320.96/293,605.60
  6. Step 6: Final answer
    x = 396,171.60

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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.