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Finding the Fourth Proportional to 297,895.60, 446,843.40 and 268,404.40

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Solution

The fourth proportional to 297,895.60, 446,843.40 and 268,404.40 is: 402,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,895.60 : 446,843.40 = 268,404.40 : x
  2. Step 2: Convert to fraction form
    297,895.60/446,843.40 = 268,404.40/x
  3. Step 3: Cross multiply
    297,895.60x = 446,843.40 × 268,404.40
  4. Step 4: Simplify right side
    297,895.60x = 119,934,734,670.96
  5. Step 5: Solve for x
    x = 119,934,734,670.96/297,895.60
  6. Step 6: Final answer
    x = 402,606.60

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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.