Home / 598,989.42-826,507.82-353,940.08

Finding the Fourth Proportional to 598,989.42, 826,507.82 and 353,940.08

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Solution

The fourth proportional to 598,989.42, 826,507.82 and 353,940.08 is: 488,379.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,989.42 : 826,507.82 = 353,940.08 : x
  2. Step 2: Convert to fraction form
    598,989.42/826,507.82 = 353,940.08/x
  3. Step 3: Cross multiply
    598,989.42x = 826,507.82 × 353,940.08
  4. Step 4: Simplify right side
    598,989.42x = 292,534,238,029.19
  5. Step 5: Solve for x
    x = 292,534,238,029.19/598,989.42
  6. Step 6: Final answer
    x = 488,379.64

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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.