Home / 383,229.24-528,872.67-213,463.32

Finding the Fourth Proportional to 383,229.24, 528,872.67 and 213,463.32

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Solution

The fourth proportional to 383,229.24, 528,872.67 and 213,463.32 is: 294,588.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,229.24 : 528,872.67 = 213,463.32 : x
  2. Step 2: Convert to fraction form
    383,229.24/528,872.67 = 213,463.32/x
  3. Step 3: Cross multiply
    383,229.24x = 528,872.67 × 213,463.32
  4. Step 4: Simplify right side
    383,229.24x = 112,894,915,995.46
  5. Step 5: Solve for x
    x = 112,894,915,995.46/383,229.24
  6. Step 6: Final answer
    x = 294,588.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.