Home / 468,190.23-646,055.78-264,221.43

Finding the Fourth Proportional to 468,190.23, 646,055.78 and 264,221.43

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Solution

The fourth proportional to 468,190.23, 646,055.78 and 264,221.43 is: 364,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,190.23 : 646,055.78 = 264,221.43 : x
  2. Step 2: Convert to fraction form
    468,190.23/646,055.78 = 264,221.43/x
  3. Step 3: Cross multiply
    468,190.23x = 646,055.78 × 264,221.43
  4. Step 4: Simplify right side
    468,190.23x = 170,701,780,730.26
  5. Step 5: Solve for x
    x = 170,701,780,730.26/468,190.23
  6. Step 6: Final answer
    x = 364,599.19

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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.