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Finding the Fourth Proportional to 250,952.36, 376,348.70 and 82,433.58

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Solution

The fourth proportional to 250,952.36, 376,348.70 and 82,433.58 is: 123,624.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,952.36 : 376,348.70 = 82,433.58 : x
  2. Step 2: Convert to fraction form
    250,952.36/376,348.70 = 82,433.58/x
  3. Step 3: Cross multiply
    250,952.36x = 376,348.70 × 82,433.58
  4. Step 4: Simplify right side
    250,952.36x = 31,023,771,688.21
  5. Step 5: Solve for x
    x = 31,023,771,688.21/250,952.36
  6. Step 6: Final answer
    x = 123,624.15

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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.