Home / 772,755.91-1,159,002.63-204,143.20

Finding the Fourth Proportional to 772,755.91, 1,159,002.63 and 204,143.20

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Solution

The fourth proportional to 772,755.91, 1,159,002.63 and 204,143.20 is: 306,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,755.91 : 1,159,002.63 = 204,143.20 : x
  2. Step 2: Convert to fraction form
    772,755.91/1,159,002.63 = 204,143.20/x
  3. Step 3: Cross multiply
    772,755.91x = 1,159,002.63 × 204,143.20
  4. Step 4: Simplify right side
    772,755.91x = 236,602,505,696.62
  5. Step 5: Solve for x
    x = 236,602,505,696.62/772,755.91
  6. Step 6: Final answer
    x = 306,180.13

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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.