Home / 332,427.75-458,590.20-217,655.81

Finding the Fourth Proportional to 332,427.75, 458,590.20 and 217,655.81

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Solution

The fourth proportional to 332,427.75, 458,590.20 and 217,655.81 is: 300,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,427.75 : 458,590.20 = 217,655.81 : x
  2. Step 2: Convert to fraction form
    332,427.75/458,590.20 = 217,655.81/x
  3. Step 3: Cross multiply
    332,427.75x = 458,590.20 × 217,655.81
  4. Step 4: Simplify right side
    332,427.75x = 99,814,819,146.11
  5. Step 5: Solve for x
    x = 99,814,819,146.11/332,427.75
  6. Step 6: Final answer
    x = 300,260.19

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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.