Home / 331,188.08-494,235.14-329,293.59

Finding the Fourth Proportional to 331,188.08, 494,235.14 and 329,293.59

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Solution

The fourth proportional to 331,188.08, 494,235.14 and 329,293.59 is: 491,407.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,188.08 : 494,235.14 = 329,293.59 : x
  2. Step 2: Convert to fraction form
    331,188.08/494,235.14 = 329,293.59/x
  3. Step 3: Cross multiply
    331,188.08x = 494,235.14 × 329,293.59
  4. Step 4: Simplify right side
    331,188.08x = 162,748,460,054.90
  5. Step 5: Solve for x
    x = 162,748,460,054.90/331,188.08
  6. Step 6: Final answer
    x = 491,407.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.