Home / 373,081.20-559,416.60-254,886

Finding the Fourth Proportional to 373,081.20, 559,416.60 and 254,886

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Solution

The fourth proportional to 373,081.20, 559,416.60 and 254,886 is: 382,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,081.20 : 559,416.60 = 254,886 : x
  2. Step 2: Convert to fraction form
    373,081.20/559,416.60 = 254,886/x
  3. Step 3: Cross multiply
    373,081.20x = 559,416.60 × 254,886
  4. Step 4: Simplify right side
    373,081.20x = 142,587,459,507.60
  5. Step 5: Solve for x
    x = 142,587,459,507.60/373,081.20
  6. Step 6: Final answer
    x = 382,188.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.