Home / 258,450.40-356,609.24-150,999.64

Finding the Fourth Proportional to 258,450.40, 356,609.24 and 150,999.64

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Solution

The fourth proportional to 258,450.40, 356,609.24 and 150,999.64 is: 208,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,450.40 : 356,609.24 = 150,999.64 : x
  2. Step 2: Convert to fraction form
    258,450.40/356,609.24 = 150,999.64/x
  3. Step 3: Cross multiply
    258,450.40x = 356,609.24 × 150,999.64
  4. Step 4: Simplify right side
    258,450.40x = 53,847,866,860.67
  5. Step 5: Solve for x
    x = 53,847,866,860.67/258,450.40
  6. Step 6: Final answer
    x = 208,348.94

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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.