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Finding the Fourth Proportional to 307,168.17, 460,959.85 and 107,490.29

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Solution

The fourth proportional to 307,168.17, 460,959.85 and 107,490.29 is: 161,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,168.17 : 460,959.85 = 107,490.29 : x
  2. Step 2: Convert to fraction form
    307,168.17/460,959.85 = 107,490.29/x
  3. Step 3: Cross multiply
    307,168.17x = 460,959.85 × 107,490.29
  4. Step 4: Simplify right side
    307,168.17x = 49,548,707,954.86
  5. Step 5: Solve for x
    x = 49,548,707,954.86/307,168.17
  6. Step 6: Final answer
    x = 161,308.08

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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.