Home / 867,242.42-1,300,540.44-298,464.47

Finding the Fourth Proportional to 867,242.42, 1,300,540.44 and 298,464.47

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Solution

The fourth proportional to 867,242.42, 1,300,540.44 and 298,464.47 is: 447,585.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,242.42 : 1,300,540.44 = 298,464.47 : x
  2. Step 2: Convert to fraction form
    867,242.42/1,300,540.44 = 298,464.47/x
  3. Step 3: Cross multiply
    867,242.42x = 1,300,540.44 × 298,464.47
  4. Step 4: Simplify right side
    867,242.42x = 388,165,113,138.17
  5. Step 5: Solve for x
    x = 388,165,113,138.17/867,242.42
  6. Step 6: Final answer
    x = 447,585.48

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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.