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Finding the Fourth Proportional to 308,794.16, 463,107.90 and 109,088.26

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Solution

The fourth proportional to 308,794.16, 463,107.90 and 109,088.26 is: 163,602.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,794.16 : 463,107.90 = 109,088.26 : x
  2. Step 2: Convert to fraction form
    308,794.16/463,107.90 = 109,088.26/x
  3. Step 3: Cross multiply
    308,794.16x = 463,107.90 × 109,088.26
  4. Step 4: Simplify right side
    308,794.16x = 50,519,635,003.25
  5. Step 5: Solve for x
    x = 50,519,635,003.25/308,794.16
  6. Step 6: Final answer
    x = 163,602.95

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1.5x scale

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.