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Finding the Fourth Proportional to 366,025.92, 505,043.92 and 229,981.04

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Solution

The fourth proportional to 366,025.92, 505,043.92 and 229,981.04 is: 317,328.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,025.92 : 505,043.92 = 229,981.04 : x
  2. Step 2: Convert to fraction form
    366,025.92/505,043.92 = 229,981.04/x
  3. Step 3: Cross multiply
    366,025.92x = 505,043.92 × 229,981.04
  4. Step 4: Simplify right side
    366,025.92x = 116,150,525,967.28
  5. Step 5: Solve for x
    x = 116,150,525,967.28/366,025.92
  6. Step 6: Final answer
    x = 317,328.69

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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.