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Finding the Fourth Proportional to 503,496, 755,540.46 and 223,015.68

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Solution

The fourth proportional to 503,496, 755,540.46 and 223,015.68 is: 334,654.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,496 : 755,540.46 = 223,015.68 : x
  2. Step 2: Convert to fraction form
    503,496/755,540.46 = 223,015.68/x
  3. Step 3: Cross multiply
    503,496x = 755,540.46 × 223,015.68
  4. Step 4: Simplify right side
    503,496x = 168,497,369,454.41
  5. Step 5: Solve for x
    x = 168,497,369,454.41/503,496
  6. Step 6: Final answer
    x = 334,654.83

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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.