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Finding the Fourth Proportional to 334,371.65, 501,557.47 and 144,676.73

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Solution

The fourth proportional to 334,371.65, 501,557.47 and 144,676.73 is: 217,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,371.65 : 501,557.47 = 144,676.73 : x
  2. Step 2: Convert to fraction form
    334,371.65/501,557.47 = 144,676.73/x
  3. Step 3: Cross multiply
    334,371.65x = 501,557.47 × 144,676.73
  4. Step 4: Simplify right side
    334,371.65x = 72,563,695,558.88
  5. Step 5: Solve for x
    x = 72,563,695,558.88/334,371.65
  6. Step 6: Final answer
    x = 217,015.10

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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.