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Finding the Fourth Proportional to 308,912.10, 463,368.15 and 184,496.10

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Solution

The fourth proportional to 308,912.10, 463,368.15 and 184,496.10 is: 276,744.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,912.10 : 463,368.15 = 184,496.10 : x
  2. Step 2: Convert to fraction form
    308,912.10/463,368.15 = 184,496.10/x
  3. Step 3: Cross multiply
    308,912.10x = 463,368.15 × 184,496.10
  4. Step 4: Simplify right side
    308,912.10x = 85,489,616,539.22
  5. Step 5: Solve for x
    x = 85,489,616,539.22/308,912.10
  6. Step 6: Final answer
    x = 276,744.15

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Similar ratio
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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.