Home / 804,573.16-1,207,015.26-272,180.68

Finding the Fourth Proportional to 804,573.16, 1,207,015.26 and 272,180.68

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Solution

The fourth proportional to 804,573.16, 1,207,015.26 and 272,180.68 is: 408,323.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,573.16 : 1,207,015.26 = 272,180.68 : x
  2. Step 2: Convert to fraction form
    804,573.16/1,207,015.26 = 272,180.68/x
  3. Step 3: Cross multiply
    804,573.16x = 1,207,015.26 × 272,180.68
  4. Step 4: Simplify right side
    804,573.16x = 328,526,234,237.18
  5. Step 5: Solve for x
    x = 328,526,234,237.18/804,573.16
  6. Step 6: Final answer
    x = 408,323.63

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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.