Home / 644,029.58-966,114.43-239,174.29

Finding the Fourth Proportional to 644,029.58, 966,114.43 and 239,174.29

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Solution

The fourth proportional to 644,029.58, 966,114.43 and 239,174.29 is: 358,787.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,029.58 : 966,114.43 = 239,174.29 : x
  2. Step 2: Convert to fraction form
    644,029.58/966,114.43 = 239,174.29/x
  3. Step 3: Cross multiply
    644,029.58x = 966,114.43 × 239,174.29
  4. Step 4: Simplify right side
    644,029.58x = 231,069,733,463.71
  5. Step 5: Solve for x
    x = 231,069,733,463.71/644,029.58
  6. Step 6: Final answer
    x = 358,787.45

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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.