Home / 558,123.63-837,106.61-178,995.09

Finding the Fourth Proportional to 558,123.63, 837,106.61 and 178,995.09

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Solution

The fourth proportional to 558,123.63, 837,106.61 and 178,995.09 is: 268,467.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,123.63 : 837,106.61 = 178,995.09 : x
  2. Step 2: Convert to fraction form
    558,123.63/837,106.61 = 178,995.09/x
  3. Step 3: Cross multiply
    558,123.63x = 837,106.61 × 178,995.09
  4. Step 4: Simplify right side
    558,123.63x = 149,837,975,240.72
  5. Step 5: Solve for x
    x = 149,837,975,240.72/558,123.63
  6. Step 6: Final answer
    x = 268,467.36

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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.