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Finding the Fourth Proportional to 307,132.53, 460,722.12 and 104,665.71

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Solution

The fourth proportional to 307,132.53, 460,722.12 and 104,665.71 is: 157,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,132.53 : 460,722.12 = 104,665.71 : x
  2. Step 2: Convert to fraction form
    307,132.53/460,722.12 = 104,665.71/x
  3. Step 3: Cross multiply
    307,132.53x = 460,722.12 × 104,665.71
  4. Step 4: Simplify right side
    307,132.53x = 48,221,807,802.51
  5. Step 5: Solve for x
    x = 48,221,807,802.51/307,132.53
  6. Step 6: Final answer
    x = 157,006.51

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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.