Home / 332,247.75-458,342.35-217,475.81

Finding the Fourth Proportional to 332,247.75, 458,342.35 and 217,475.81

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Solution

The fourth proportional to 332,247.75, 458,342.35 and 217,475.81 is: 300,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,247.75 : 458,342.35 = 217,475.81 : x
  2. Step 2: Convert to fraction form
    332,247.75/458,342.35 = 217,475.81/x
  3. Step 3: Cross multiply
    332,247.75x = 458,342.35 × 217,475.81
  4. Step 4: Simplify right side
    332,247.75x = 99,678,373,996.02
  5. Step 5: Solve for x
    x = 99,678,373,996.02/332,247.75
  6. Step 6: Final answer
    x = 300,012.19

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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.