Home / 372,939.58-514,638.70-211,773.34

Finding the Fourth Proportional to 372,939.58, 514,638.70 and 211,773.34

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Solution

The fourth proportional to 372,939.58, 514,638.70 and 211,773.34 is: 292,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,939.58 : 514,638.70 = 211,773.34 : x
  2. Step 2: Convert to fraction form
    372,939.58/514,638.70 = 211,773.34/x
  3. Step 3: Cross multiply
    372,939.58x = 514,638.70 × 211,773.34
  4. Step 4: Simplify right side
    372,939.58x = 108,986,756,392.26
  5. Step 5: Solve for x
    x = 108,986,756,392.26/372,939.58
  6. Step 6: Final answer
    x = 292,237.03

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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.