Home / 809,097.40-1,213,887.66-240,497.56

Finding the Fourth Proportional to 809,097.40, 1,213,887.66 and 240,497.56

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Solution

The fourth proportional to 809,097.40, 1,213,887.66 and 240,497.56 is: 360,818.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,097.40 : 1,213,887.66 = 240,497.56 : x
  2. Step 2: Convert to fraction form
    809,097.40/1,213,887.66 = 240,497.56/x
  3. Step 3: Cross multiply
    809,097.40x = 1,213,887.66 × 240,497.56
  4. Step 4: Simplify right side
    809,097.40x = 291,937,020,344.11
  5. Step 5: Solve for x
    x = 291,937,020,344.11/809,097.40
  6. Step 6: Final answer
    x = 360,818.14

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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.