Home / 1,114,843.52-1,672,151.36-305,299.92

Finding the Fourth Proportional to 1,114,843.52, 1,672,151.36 and 305,299.92

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Solution

The fourth proportional to 1,114,843.52, 1,672,151.36 and 305,299.92 is: 457,918.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,843.52 : 1,672,151.36 = 305,299.92 : x
  2. Step 2: Convert to fraction form
    1,114,843.52/1,672,151.36 = 305,299.92/x
  3. Step 3: Cross multiply
    1,114,843.52x = 1,672,151.36 × 305,299.92
  4. Step 4: Simplify right side
    1,114,843.52x = 510,507,676,435.89
  5. Step 5: Solve for x
    x = 510,507,676,435.89/1,114,843.52
  6. Step 6: Final answer
    x = 457,918.68

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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.