Home / 759,743.68-1,140,004.32-310,796.32

Finding the Fourth Proportional to 759,743.68, 1,140,004.32 and 310,796.32

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Solution

The fourth proportional to 759,743.68, 1,140,004.32 and 310,796.32 is: 466,353.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,743.68 : 1,140,004.32 = 310,796.32 : x
  2. Step 2: Convert to fraction form
    759,743.68/1,140,004.32 = 310,796.32/x
  3. Step 3: Cross multiply
    759,743.68x = 1,140,004.32 × 310,796.32
  4. Step 4: Simplify right side
    759,743.68x = 354,309,147,440.10
  5. Step 5: Solve for x
    x = 354,309,147,440.10/759,743.68
  6. Step 6: Final answer
    x = 466,353.53

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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.