Home / 382,839.63-574,298.73-146,381.19

Finding the Fourth Proportional to 382,839.63, 574,298.73 and 146,381.19

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Solution

The fourth proportional to 382,839.63, 574,298.73 and 146,381.19 is: 219,586.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,839.63 : 574,298.73 = 146,381.19 : x
  2. Step 2: Convert to fraction form
    382,839.63/574,298.73 = 146,381.19/x
  3. Step 3: Cross multiply
    382,839.63x = 574,298.73 × 146,381.19
  4. Step 4: Simplify right side
    382,839.63x = 84,066,531,512.89
  5. Step 5: Solve for x
    x = 84,066,531,512.89/382,839.63
  6. Step 6: Final answer
    x = 219,586.81

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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.