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Finding the Fourth Proportional to 296,002.70, 444,004.05 and 261,788.30

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Solution

The fourth proportional to 296,002.70, 444,004.05 and 261,788.30 is: 392,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,002.70 : 444,004.05 = 261,788.30 : x
  2. Step 2: Convert to fraction form
    296,002.70/444,004.05 = 261,788.30/x
  3. Step 3: Cross multiply
    296,002.70x = 444,004.05 × 261,788.30
  4. Step 4: Simplify right side
    296,002.70x = 116,235,065,442.62
  5. Step 5: Solve for x
    x = 116,235,065,442.62/296,002.70
  6. Step 6: Final answer
    x = 392,682.45

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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.