Home / 772,697.00-1,159,033.19-211,731.50

Finding the Fourth Proportional to 772,697.00, 1,159,033.19 and 211,731.50

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Solution

The fourth proportional to 772,697.00, 1,159,033.19 and 211,731.50 is: 317,593.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,697.00 : 1,159,033.19 = 211,731.50 : x
  2. Step 2: Convert to fraction form
    772,697.00/1,159,033.19 = 211,731.50/x
  3. Step 3: Cross multiply
    772,697.00x = 1,159,033.19 × 211,731.50
  4. Step 4: Simplify right side
    772,697.00x = 245,403,837,707.41
  5. Step 5: Solve for x
    x = 245,403,837,707.41/772,697.00
  6. Step 6: Final answer
    x = 317,593.88

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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.