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Finding the Fourth Proportional to 307,133.03, 460,722.87 and 104,666.21

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Solution

The fourth proportional to 307,133.03, 460,722.87 and 104,666.21 is: 157,007.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,133.03 : 460,722.87 = 104,666.21 : x
  2. Step 2: Convert to fraction form
    307,133.03/460,722.87 = 104,666.21/x
  3. Step 3: Cross multiply
    307,133.03x = 460,722.87 × 104,666.21
  4. Step 4: Simplify right side
    307,133.03x = 48,222,116,663.22
  5. Step 5: Solve for x
    x = 48,222,116,663.22/307,133.03
  6. Step 6: Final answer
    x = 157,007.26

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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.