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Finding the Fourth Proportional to 307,433.99, 458,094.80 and 273,896.34

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Solution

The fourth proportional to 307,433.99, 458,094.80 and 273,896.34 is: 408,121.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,433.99 : 458,094.80 = 273,896.34 : x
  2. Step 2: Convert to fraction form
    307,433.99/458,094.80 = 273,896.34/x
  3. Step 3: Cross multiply
    307,433.99x = 458,094.80 × 273,896.34
  4. Step 4: Simplify right side
    307,433.99x = 125,470,489,093.03
  5. Step 5: Solve for x
    x = 125,470,489,093.03/307,433.99
  6. Step 6: Final answer
    x = 408,121.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.