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Finding the Fourth Proportional to 307,066.28, 460,654.10 and 104,651.16

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Solution

The fourth proportional to 307,066.28, 460,654.10 and 104,651.16 is: 156,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,066.28 : 460,654.10 = 104,651.16 : x
  2. Step 2: Convert to fraction form
    307,066.28/460,654.10 = 104,651.16/x
  3. Step 3: Cross multiply
    307,066.28x = 460,654.10 × 104,651.16
  4. Step 4: Simplify right side
    307,066.28x = 48,207,985,923.76
  5. Step 5: Solve for x
    x = 48,207,985,923.76/307,066.28
  6. Step 6: Final answer
    x = 156,995.38

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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.