Home / 488,004.96-673,283.85-284,012.62

Finding the Fourth Proportional to 488,004.96, 673,283.85 and 284,012.62

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Solution

The fourth proportional to 488,004.96, 673,283.85 and 284,012.62 is: 391,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,004.96 : 673,283.85 = 284,012.62 : x
  2. Step 2: Convert to fraction form
    488,004.96/673,283.85 = 284,012.62/x
  3. Step 3: Cross multiply
    488,004.96x = 673,283.85 × 284,012.62
  4. Step 4: Simplify right side
    488,004.96x = 191,221,107,585.80
  5. Step 5: Solve for x
    x = 191,221,107,585.80/488,004.96
  6. Step 6: Final answer
    x = 391,842.55

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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.