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Finding the Fourth Proportional to 296,404.40, 444,898.20 and 146,813.60

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Solution

The fourth proportional to 296,404.40, 444,898.20 and 146,813.60 is: 220,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,404.40 : 444,898.20 = 146,813.60 : x
  2. Step 2: Convert to fraction form
    296,404.40/444,898.20 = 146,813.60/x
  3. Step 3: Cross multiply
    296,404.40x = 444,898.20 × 146,813.60
  4. Step 4: Simplify right side
    296,404.40x = 65,317,106,375.52
  5. Step 5: Solve for x
    x = 65,317,106,375.52/296,404.40
  6. Step 6: Final answer
    x = 220,364.83

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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.