Home / 472,441.98-707,874.02-331,949.10

Finding the Fourth Proportional to 472,441.98, 707,874.02 and 331,949.10

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Solution

The fourth proportional to 472,441.98, 707,874.02 and 331,949.10 is: 497,369.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,441.98 : 707,874.02 = 331,949.10 : x
  2. Step 2: Convert to fraction form
    472,441.98/707,874.02 = 331,949.10/x
  3. Step 3: Cross multiply
    472,441.98x = 707,874.02 × 331,949.10
  4. Step 4: Simplify right side
    472,441.98x = 234,978,143,852.38
  5. Step 5: Solve for x
    x = 234,978,143,852.38/472,441.98
  6. Step 6: Final answer
    x = 497,369.31

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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.