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Finding the Fourth Proportional to 250,477.81, 375,135.45 and 248,611

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Solution

The fourth proportional to 250,477.81, 375,135.45 and 248,611 is: 372,339.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,477.81 : 375,135.45 = 248,611 : x
  2. Step 2: Convert to fraction form
    250,477.81/375,135.45 = 248,611/x
  3. Step 3: Cross multiply
    250,477.81x = 375,135.45 × 248,611
  4. Step 4: Simplify right side
    250,477.81x = 93,262,799,359.95
  5. Step 5: Solve for x
    x = 93,262,799,359.95/250,477.81
  6. Step 6: Final answer
    x = 372,339.57

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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.