Home / 770,228.67-1,155,005.96-365,536.86

Finding the Fourth Proportional to 770,228.67, 1,155,005.96 and 365,536.86

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Solution

The fourth proportional to 770,228.67, 1,155,005.96 and 365,536.86 is: 548,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,228.67 : 1,155,005.96 = 365,536.86 : x
  2. Step 2: Convert to fraction form
    770,228.67/1,155,005.96 = 365,536.86/x
  3. Step 3: Cross multiply
    770,228.67x = 1,155,005.96 × 365,536.86
  4. Step 4: Simplify right side
    770,228.67x = 422,197,250,072.00
  5. Step 5: Solve for x
    x = 422,197,250,072.00/770,228.67
  6. Step 6: Final answer
    x = 548,145.33

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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.