Home / 332,015.40-458,135.04-188,759.61

Finding the Fourth Proportional to 332,015.40, 458,135.04 and 188,759.61

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Solution

The fourth proportional to 332,015.40, 458,135.04 and 188,759.61 is: 260,461.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,015.40 : 458,135.04 = 188,759.61 : x
  2. Step 2: Convert to fraction form
    332,015.40/458,135.04 = 188,759.61/x
  3. Step 3: Cross multiply
    332,015.40x = 458,135.04 × 188,759.61
  4. Step 4: Simplify right side
    332,015.40x = 86,477,391,477.73
  5. Step 5: Solve for x
    x = 86,477,391,477.73/332,015.40
  6. Step 6: Final answer
    x = 260,461.99

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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.