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Finding the Fourth Proportional to 324,033.52, 447,165.64 and 180,785.04

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Solution

The fourth proportional to 324,033.52, 447,165.64 and 180,785.04 is: 249,483.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,033.52 : 447,165.64 = 180,785.04 : x
  2. Step 2: Convert to fraction form
    324,033.52/447,165.64 = 180,785.04/x
  3. Step 3: Cross multiply
    324,033.52x = 447,165.64 × 180,785.04
  4. Step 4: Simplify right side
    324,033.52x = 80,840,858,114.03
  5. Step 5: Solve for x
    x = 80,840,858,114.03/324,033.52
  6. Step 6: Final answer
    x = 249,483.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.