Home / 804,861.18-1,207,486.89-299,441.34

Finding the Fourth Proportional to 804,861.18, 1,207,486.89 and 299,441.34

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Solution

The fourth proportional to 804,861.18, 1,207,486.89 and 299,441.34 is: 449,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,861.18 : 1,207,486.89 = 299,441.34 : x
  2. Step 2: Convert to fraction form
    804,861.18/1,207,486.89 = 299,441.34/x
  3. Step 3: Cross multiply
    804,861.18x = 1,207,486.89 × 299,441.34
  4. Step 4: Simplify right side
    804,861.18x = 361,571,492,374.03
  5. Step 5: Solve for x
    x = 361,571,492,374.03/804,861.18
  6. Step 6: Final answer
    x = 449,234.60

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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.