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Finding the Fourth Proportional to 250,400.68, 376,276.86 and 234,457

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Solution

The fourth proportional to 250,400.68, 376,276.86 and 234,457 is: 352,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,400.68 : 376,276.86 = 234,457 : x
  2. Step 2: Convert to fraction form
    250,400.68/376,276.86 = 234,457/x
  3. Step 3: Cross multiply
    250,400.68x = 376,276.86 × 234,457
  4. Step 4: Simplify right side
    250,400.68x = 88,220,743,765.02
  5. Step 5: Solve for x
    x = 88,220,743,765.02/250,400.68
  6. Step 6: Final answer
    x = 352,318.31

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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.