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Finding the Fourth Proportional to 368,644.68, 552,947.58 and 181,593

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Solution

The fourth proportional to 368,644.68, 552,947.58 and 181,593 is: 272,379.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,644.68 : 552,947.58 = 181,593 : x
  2. Step 2: Convert to fraction form
    368,644.68/552,947.58 = 181,593/x
  3. Step 3: Cross multiply
    368,644.68x = 552,947.58 × 181,593
  4. Step 4: Simplify right side
    368,644.68x = 100,411,409,894.94
  5. Step 5: Solve for x
    x = 100,411,409,894.94/368,644.68
  6. Step 6: Final answer
    x = 272,379.92

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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.