Home / 767,911.18-1,151,861.91-262,228.18

Finding the Fourth Proportional to 767,911.18, 1,151,861.91 and 262,228.18

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Solution

The fourth proportional to 767,911.18, 1,151,861.91 and 262,228.18 is: 393,340.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,911.18 : 1,151,861.91 = 262,228.18 : x
  2. Step 2: Convert to fraction form
    767,911.18/1,151,861.91 = 262,228.18/x
  3. Step 3: Cross multiply
    767,911.18x = 1,151,861.91 × 262,228.18
  4. Step 4: Simplify right side
    767,911.18x = 302,050,652,270.62
  5. Step 5: Solve for x
    x = 302,050,652,270.62/767,911.18
  6. Step 6: Final answer
    x = 393,340.61

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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.