Home / 809,275.87-1,116,794.53-446,699.69

Finding the Fourth Proportional to 809,275.87, 1,116,794.53 and 446,699.69

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Solution

The fourth proportional to 809,275.87, 1,116,794.53 and 446,699.69 is: 616,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,275.87 : 1,116,794.53 = 446,699.69 : x
  2. Step 2: Convert to fraction form
    809,275.87/1,116,794.53 = 446,699.69/x
  3. Step 3: Cross multiply
    809,275.87x = 1,116,794.53 × 446,699.69
  4. Step 4: Simplify right side
    809,275.87x = 498,871,770,344.70
  5. Step 5: Solve for x
    x = 498,871,770,344.70/809,275.87
  6. Step 6: Final answer
    x = 616,442.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.