Home / 644,029.01-966,113.59-239,173.73

Finding the Fourth Proportional to 644,029.01, 966,113.59 and 239,173.73

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Solution

The fourth proportional to 644,029.01, 966,113.59 and 239,173.73 is: 358,786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,029.01 : 966,113.59 = 239,173.73 : x
  2. Step 2: Convert to fraction form
    644,029.01/966,113.59 = 239,173.73/x
  3. Step 3: Cross multiply
    644,029.01x = 966,113.59 × 239,173.73
  4. Step 4: Simplify right side
    644,029.01x = 231,068,992,741.34
  5. Step 5: Solve for x
    x = 231,068,992,741.34/644,029.01
  6. Step 6: Final answer
    x = 358,786.62

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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.