Home / 644,029.34-966,114.08-239,174.06

Finding the Fourth Proportional to 644,029.34, 966,114.08 and 239,174.06

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Solution

The fourth proportional to 644,029.34, 966,114.08 and 239,174.06 is: 358,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,029.34 : 966,114.08 = 239,174.06 : x
  2. Step 2: Convert to fraction form
    644,029.34/966,114.08 = 239,174.06/x
  3. Step 3: Cross multiply
    644,029.34x = 966,114.08 × 239,174.06
  4. Step 4: Simplify right side
    644,029.34x = 231,069,429,053.08
  5. Step 5: Solve for x
    x = 231,069,429,053.08/644,029.34
  6. Step 6: Final answer
    x = 358,787.11

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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.