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Finding the Fourth Proportional to 254,688.72, 382,092.84 and 250,457.28

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Solution

The fourth proportional to 254,688.72, 382,092.84 and 250,457.28 is: 375,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,688.72 : 382,092.84 = 250,457.28 : x
  2. Step 2: Convert to fraction form
    254,688.72/382,092.84 = 250,457.28/x
  3. Step 3: Cross multiply
    254,688.72x = 382,092.84 × 250,457.28
  4. Step 4: Simplify right side
    254,688.72x = 95,697,933,413.88
  5. Step 5: Solve for x
    x = 95,697,933,413.88/254,688.72
  6. Step 6: Final answer
    x = 375,744.69

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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.