Home / 791,640.00-1,187,430.24-230,659.92

Finding the Fourth Proportional to 791,640.00, 1,187,430.24 and 230,659.92

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Solution

The fourth proportional to 791,640.00, 1,187,430.24 and 230,659.92 is: 345,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,640.00 : 1,187,430.24 = 230,659.92 : x
  2. Step 2: Convert to fraction form
    791,640.00/1,187,430.24 = 230,659.92/x
  3. Step 3: Cross multiply
    791,640.00x = 1,187,430.24 × 230,659.92
  4. Step 4: Simplify right side
    791,640.00x = 273,892,567,751.87
  5. Step 5: Solve for x
    x = 273,892,567,751.87/791,640.00
  6. Step 6: Final answer
    x = 345,981.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.