Home / 1,107,533.56-1,661,217.36-349,399.96

Finding the Fourth Proportional to 1,107,533.56, 1,661,217.36 and 349,399.96

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Solution

The fourth proportional to 1,107,533.56, 1,661,217.36 and 349,399.96 is: 524,073.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,533.56 : 1,661,217.36 = 349,399.96 : x
  2. Step 2: Convert to fraction form
    1,107,533.56/1,661,217.36 = 349,399.96/x
  3. Step 3: Cross multiply
    1,107,533.56x = 1,661,217.36 × 349,399.96
  4. Step 4: Simplify right side
    1,107,533.56x = 580,429,279,135.31
  5. Step 5: Solve for x
    x = 580,429,279,135.31/1,107,533.56
  6. Step 6: Final answer
    x = 524,073.76

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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.