Home / 892,012.16-1,338,006.21-218,099.24

Finding the Fourth Proportional to 892,012.16, 1,338,006.21 and 218,099.24

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Solution

The fourth proportional to 892,012.16, 1,338,006.21 and 218,099.24 is: 327,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,012.16 : 1,338,006.21 = 218,099.24 : x
  2. Step 2: Convert to fraction form
    892,012.16/1,338,006.21 = 218,099.24/x
  3. Step 3: Cross multiply
    892,012.16x = 1,338,006.21 × 218,099.24
  4. Step 4: Simplify right side
    892,012.16x = 291,818,130,826.25
  5. Step 5: Solve for x
    x = 291,818,130,826.25/892,012.16
  6. Step 6: Final answer
    x = 327,145.91

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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.