Home / 892,009.21-1,230,507.73-547,922.69

Finding the Fourth Proportional to 892,009.21, 1,230,507.73 and 547,922.69

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Solution

The fourth proportional to 892,009.21, 1,230,507.73 and 547,922.69 is: 755,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,009.21 : 1,230,507.73 = 547,922.69 : x
  2. Step 2: Convert to fraction form
    892,009.21/1,230,507.73 = 547,922.69/x
  3. Step 3: Cross multiply
    892,009.21x = 1,230,507.73 × 547,922.69
  4. Step 4: Simplify right side
    892,009.21x = 674,223,111,317.36
  5. Step 5: Solve for x
    x = 674,223,111,317.36/892,009.21
  6. Step 6: Final answer
    x = 755,847.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.