Home / 292,840.10-439,369.49-115,470.75

Finding the Fourth Proportional to 292,840.10, 439,369.49 and 115,470.75

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Solution

The fourth proportional to 292,840.10, 439,369.49 and 115,470.75 is: 173,249.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,840.10 : 439,369.49 = 115,470.75 : x
  2. Step 2: Convert to fraction form
    292,840.10/439,369.49 = 115,470.75/x
  3. Step 3: Cross multiply
    292,840.10x = 439,369.49 × 115,470.75
  4. Step 4: Simplify right side
    292,840.10x = 50,734,323,960.06
  5. Step 5: Solve for x
    x = 50,734,323,960.06/292,840.10
  6. Step 6: Final answer
    x = 173,249.24

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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.