Home / 775,047.95-1,162,794.27-325,537.64

Finding the Fourth Proportional to 775,047.95, 1,162,794.27 and 325,537.64

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Solution

The fourth proportional to 775,047.95, 1,162,794.27 and 325,537.64 is: 488,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,047.95 : 1,162,794.27 = 325,537.64 : x
  2. Step 2: Convert to fraction form
    775,047.95/1,162,794.27 = 325,537.64/x
  3. Step 3: Cross multiply
    775,047.95x = 1,162,794.27 × 325,537.64
  4. Step 4: Simplify right side
    775,047.95x = 378,533,302,461.32
  5. Step 5: Solve for x
    x = 378,533,302,461.32/775,047.95
  6. Step 6: Final answer
    x = 488,399.85

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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.