Home / 961,471.22-1,326,807.54-531,742.32

Finding the Fourth Proportional to 961,471.22, 1,326,807.54 and 531,742.32

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Solution

The fourth proportional to 961,471.22, 1,326,807.54 and 531,742.32 is: 733,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,471.22 : 1,326,807.54 = 531,742.32 : x
  2. Step 2: Convert to fraction form
    961,471.22/1,326,807.54 = 531,742.32/x
  3. Step 3: Cross multiply
    961,471.22x = 1,326,807.54 × 531,742.32
  4. Step 4: Simplify right side
    961,471.22x = 705,519,719,513.09
  5. Step 5: Solve for x
    x = 705,519,719,513.09/961,471.22
  6. Step 6: Final answer
    x = 733,791.83

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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.