Home / 804,047.09-1,203,478.99-443,651.36

Finding the Fourth Proportional to 804,047.09, 1,203,478.99 and 443,651.36

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Solution

The fourth proportional to 804,047.09, 1,203,478.99 and 443,651.36 is: 664,047.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,047.09 : 1,203,478.99 = 443,651.36 : x
  2. Step 2: Convert to fraction form
    804,047.09/1,203,478.99 = 443,651.36/x
  3. Step 3: Cross multiply
    804,047.09x = 1,203,478.99 × 443,651.36
  4. Step 4: Simplify right side
    804,047.09x = 533,925,083,518.40
  5. Step 5: Solve for x
    x = 533,925,083,518.40/804,047.09
  6. Step 6: Final answer
    x = 664,047.04

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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.