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Finding the Fourth Proportional to 250,677.48, 376,254.97 and 155,619.98

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Solution

The fourth proportional to 250,677.48, 376,254.97 and 155,619.98 is: 233,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,677.48 : 376,254.97 = 155,619.98 : x
  2. Step 2: Convert to fraction form
    250,677.48/376,254.97 = 155,619.98/x
  3. Step 3: Cross multiply
    250,677.48x = 376,254.97 × 155,619.98
  4. Step 4: Simplify right side
    250,677.48x = 58,552,788,635.98
  5. Step 5: Solve for x
    x = 58,552,788,635.98/250,677.48
  6. Step 6: Final answer
    x = 233,578.18

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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.