Home / 531,218.43-733,007.48-298,612.49

Finding the Fourth Proportional to 531,218.43, 733,007.48 and 298,612.49

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Solution

The fourth proportional to 531,218.43, 733,007.48 and 298,612.49 is: 412,043.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,218.43 : 733,007.48 = 298,612.49 : x
  2. Step 2: Convert to fraction form
    531,218.43/733,007.48 = 298,612.49/x
  3. Step 3: Cross multiply
    531,218.43x = 733,007.48 × 298,612.49
  4. Step 4: Simplify right side
    531,218.43x = 218,885,183,633.33
  5. Step 5: Solve for x
    x = 218,885,183,633.33/531,218.43
  6. Step 6: Final answer
    x = 412,043.66

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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.