Home / 892,004.65-1,337,994.97-218,091.74

Finding the Fourth Proportional to 892,004.65, 1,337,994.97 and 218,091.74

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Solution

The fourth proportional to 892,004.65, 1,337,994.97 and 218,091.74 is: 327,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,004.65 : 1,337,994.97 = 218,091.74 : x
  2. Step 2: Convert to fraction form
    892,004.65/1,337,994.97 = 218,091.74/x
  3. Step 3: Cross multiply
    892,004.65x = 1,337,994.97 × 218,091.74
  4. Step 4: Simplify right side
    892,004.65x = 291,805,643,883.34
  5. Step 5: Solve for x
    x = 291,805,643,883.34/892,004.65
  6. Step 6: Final answer
    x = 327,134.67

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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.