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Finding the Fourth Proportional to 294,682.60, 442,023.90 and 73,066.60

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Solution

The fourth proportional to 294,682.60, 442,023.90 and 73,066.60 is: 109,599.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,682.60 : 442,023.90 = 73,066.60 : x
  2. Step 2: Convert to fraction form
    294,682.60/442,023.90 = 73,066.60/x
  3. Step 3: Cross multiply
    294,682.60x = 442,023.90 × 73,066.60
  4. Step 4: Simplify right side
    294,682.60x = 32,297,183,491.74
  5. Step 5: Solve for x
    x = 32,297,183,491.74/294,682.60
  6. Step 6: Final answer
    x = 109,599.90

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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.