Home / 284,624.72-392,744.08-182,788.09

Finding the Fourth Proportional to 284,624.72, 392,744.08 and 182,788.09

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Solution

The fourth proportional to 284,624.72, 392,744.08 and 182,788.09 is: 252,223.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,624.72 : 392,744.08 = 182,788.09 : x
  2. Step 2: Convert to fraction form
    284,624.72/392,744.08 = 182,788.09/x
  3. Step 3: Cross multiply
    284,624.72x = 392,744.08 × 182,788.09
  4. Step 4: Simplify right side
    284,624.72x = 71,788,941,440.77
  5. Step 5: Solve for x
    x = 71,788,941,440.77/284,624.72
  6. Step 6: Final answer
    x = 252,223.14

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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.