Home / 842,345.26-1,263,055.16-414,940.66

Finding the Fourth Proportional to 842,345.26, 1,263,055.16 and 414,940.66

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Solution

The fourth proportional to 842,345.26, 1,263,055.16 and 414,940.66 is: 622,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,345.26 : 1,263,055.16 = 414,940.66 : x
  2. Step 2: Convert to fraction form
    842,345.26/1,263,055.16 = 414,940.66/x
  3. Step 3: Cross multiply
    842,345.26x = 1,263,055.16 × 414,940.66
  4. Step 4: Simplify right side
    842,345.26x = 524,092,941,706.81
  5. Step 5: Solve for x
    x = 524,092,941,706.81/842,345.26
  6. Step 6: Final answer
    x = 622,183.05

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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.