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Finding the Fourth Proportional to 295,903.02, 408,337.97 and 166,840.37

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Solution

The fourth proportional to 295,903.02, 408,337.97 and 166,840.37 is: 230,235.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,903.02 : 408,337.97 = 166,840.37 : x
  2. Step 2: Convert to fraction form
    295,903.02/408,337.97 = 166,840.37/x
  3. Step 3: Cross multiply
    295,903.02x = 408,337.97 × 166,840.37
  4. Step 4: Simplify right side
    295,903.02x = 68,127,257,999.85
  5. Step 5: Solve for x
    x = 68,127,257,999.85/295,903.02
  6. Step 6: Final answer
    x = 230,235.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.