Home / 793,309.44-1,189,711.68-260,707.20

Finding the Fourth Proportional to 793,309.44, 1,189,711.68 and 260,707.20

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Solution

The fourth proportional to 793,309.44, 1,189,711.68 and 260,707.20 is: 390,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,309.44 : 1,189,711.68 = 260,707.20 : x
  2. Step 2: Convert to fraction form
    793,309.44/1,189,711.68 = 260,707.20/x
  3. Step 3: Cross multiply
    793,309.44x = 1,189,711.68 × 260,707.20
  4. Step 4: Simplify right side
    793,309.44x = 310,166,400,900.10
  5. Step 5: Solve for x
    x = 310,166,400,900.10/793,309.44
  6. Step 6: Final answer
    x = 390,977.83

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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.