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Finding the Fourth Proportional to 535,160.16, 802,863.12 and 180,164.64

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Solution

The fourth proportional to 535,160.16, 802,863.12 and 180,164.64 is: 270,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,160.16 : 802,863.12 = 180,164.64 : x
  2. Step 2: Convert to fraction form
    535,160.16/802,863.12 = 180,164.64/x
  3. Step 3: Cross multiply
    535,160.16x = 802,863.12 × 180,164.64
  4. Step 4: Simplify right side
    535,160.16x = 144,647,544,984.08
  5. Step 5: Solve for x
    x = 144,647,544,984.08/535,160.16
  6. Step 6: Final answer
    x = 270,288.33

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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.