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Finding the Fourth Proportional to 366,339.86, 548,563.44 and 252,838.01

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Solution

The fourth proportional to 366,339.86, 548,563.44 and 252,838.01 is: 378,603.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,339.86 : 548,563.44 = 252,838.01 : x
  2. Step 2: Convert to fraction form
    366,339.86/548,563.44 = 252,838.01/x
  3. Step 3: Cross multiply
    366,339.86x = 548,563.44 × 252,838.01
  4. Step 4: Simplify right side
    366,339.86x = 138,697,686,340.02
  5. Step 5: Solve for x
    x = 138,697,686,340.02/366,339.86
  6. Step 6: Final answer
    x = 378,603.86

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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.