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Finding the Fourth Proportional to 365,232.48, 547,073.44 and 238,424.64

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Solution

The fourth proportional to 365,232.48, 547,073.44 and 238,424.64 is: 357,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,232.48 : 547,073.44 = 238,424.64 : x
  2. Step 2: Convert to fraction form
    365,232.48/547,073.44 = 238,424.64/x
  3. Step 3: Cross multiply
    365,232.48x = 547,073.44 × 238,424.64
  4. Step 4: Simplify right side
    365,232.48x = 130,435,787,985.56
  5. Step 5: Solve for x
    x = 130,435,787,985.56/365,232.48
  6. Step 6: Final answer
    x = 357,130.86

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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.