Home / 775,563.06-1,163,359.17-243,072.30

Finding the Fourth Proportional to 775,563.06, 1,163,359.17 and 243,072.30

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Solution

The fourth proportional to 775,563.06, 1,163,359.17 and 243,072.30 is: 364,613.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,563.06 : 1,163,359.17 = 243,072.30 : x
  2. Step 2: Convert to fraction form
    775,563.06/1,163,359.17 = 243,072.30/x
  3. Step 3: Cross multiply
    775,563.06x = 1,163,359.17 × 243,072.30
  4. Step 4: Simplify right side
    775,563.06x = 282,780,389,177.99
  5. Step 5: Solve for x
    x = 282,780,389,177.99/775,563.06
  6. Step 6: Final answer
    x = 364,613.02

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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.