Home / 382,828.42-574,242.63-102,338.38

Finding the Fourth Proportional to 382,828.42, 574,242.63 and 102,338.38

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Solution

The fourth proportional to 382,828.42, 574,242.63 and 102,338.38 is: 153,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,828.42 : 574,242.63 = 102,338.38 : x
  2. Step 2: Convert to fraction form
    382,828.42/574,242.63 = 102,338.38/x
  3. Step 3: Cross multiply
    382,828.42x = 574,242.63 × 102,338.38
  4. Step 4: Simplify right side
    382,828.42x = 58,767,060,481.14
  5. Step 5: Solve for x
    x = 58,767,060,481.14/382,828.42
  6. Step 6: Final answer
    x = 153,507.57

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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.