Home / 344,218.31-516,529.72-144,523.34

Finding the Fourth Proportional to 344,218.31, 516,529.72 and 144,523.34

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Solution

The fourth proportional to 344,218.31, 516,529.72 and 144,523.34 is: 216,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,218.31 : 516,529.72 = 144,523.34 : x
  2. Step 2: Convert to fraction form
    344,218.31/516,529.72 = 144,523.34/x
  3. Step 3: Cross multiply
    344,218.31x = 516,529.72 × 144,523.34
  4. Step 4: Simplify right side
    344,218.31x = 74,650,597,761.02
  5. Step 5: Solve for x
    x = 74,650,597,761.02/344,218.31
  6. Step 6: Final answer
    x = 216,869.92

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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.