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Finding the Fourth Proportional to 365,320.53, 548,033.04 and 112,622.40

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Solution

The fourth proportional to 365,320.53, 548,033.04 and 112,622.40 is: 168,949.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,320.53 : 548,033.04 = 112,622.40 : x
  2. Step 2: Convert to fraction form
    365,320.53/548,033.04 = 112,622.40/x
  3. Step 3: Cross multiply
    365,320.53x = 548,033.04 × 112,622.40
  4. Step 4: Simplify right side
    365,320.53x = 61,720,796,244.10
  5. Step 5: Solve for x
    x = 61,720,796,244.10/365,320.53
  6. Step 6: Final answer
    x = 168,949.71

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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.