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Finding the Fourth Proportional to 251,497.89, 377,247.75 and 238,884.36

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Solution

The fourth proportional to 251,497.89, 377,247.75 and 238,884.36 is: 358,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,497.89 : 377,247.75 = 238,884.36 : x
  2. Step 2: Convert to fraction form
    251,497.89/377,247.75 = 238,884.36/x
  3. Step 3: Cross multiply
    251,497.89x = 377,247.75 × 238,884.36
  4. Step 4: Simplify right side
    251,497.89x = 90,118,587,320.19
  5. Step 5: Solve for x
    x = 90,118,587,320.19/251,497.89
  6. Step 6: Final answer
    x = 358,327.41

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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.