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Finding the Fourth Proportional to 365,172.12, 503,335.26 and 244,269.90

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Solution

The fourth proportional to 365,172.12, 503,335.26 and 244,269.90 is: 336,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,172.12 : 503,335.26 = 244,269.90 : x
  2. Step 2: Convert to fraction form
    365,172.12/503,335.26 = 244,269.90/x
  3. Step 3: Cross multiply
    365,172.12x = 503,335.26 × 244,269.90
  4. Step 4: Simplify right side
    365,172.12x = 122,949,653,626.67
  5. Step 5: Solve for x
    x = 122,949,653,626.67/365,172.12
  6. Step 6: Final answer
    x = 336,689.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.