Home / 770,229.75-1,155,007.53-365,537.93

Finding the Fourth Proportional to 770,229.75, 1,155,007.53 and 365,537.93

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Solution

The fourth proportional to 770,229.75, 1,155,007.53 and 365,537.93 is: 548,146.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,229.75 : 1,155,007.53 = 365,537.93 : x
  2. Step 2: Convert to fraction form
    770,229.75/1,155,007.53 = 365,537.93/x
  3. Step 3: Cross multiply
    770,229.75x = 1,155,007.53 × 365,537.93
  4. Step 4: Simplify right side
    770,229.75x = 422,199,060,206.85
  5. Step 5: Solve for x
    x = 422,199,060,206.85/770,229.75
  6. Step 6: Final answer
    x = 548,146.92

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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.