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Finding the Fourth Proportional to 307,119.41, 460,744.71 and 107,446.31

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Solution

The fourth proportional to 307,119.41, 460,744.71 and 107,446.31 is: 161,192.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,119.41 : 460,744.71 = 107,446.31 : x
  2. Step 2: Convert to fraction form
    307,119.41/460,744.71 = 107,446.31/x
  3. Step 3: Cross multiply
    307,119.41x = 460,744.71 × 107,446.31
  4. Step 4: Simplify right side
    307,119.41x = 49,505,316,637.80
  5. Step 5: Solve for x
    x = 49,505,316,637.80/307,119.41
  6. Step 6: Final answer
    x = 161,192.41

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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.