Home / 351,261.04-484,751.97-215,268.71

Finding the Fourth Proportional to 351,261.04, 484,751.97 and 215,268.71

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Solution

The fourth proportional to 351,261.04, 484,751.97 and 215,268.71 is: 297,078.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,261.04 : 484,751.97 = 215,268.71 : x
  2. Step 2: Convert to fraction form
    351,261.04/484,751.97 = 215,268.71/x
  3. Step 3: Cross multiply
    351,261.04x = 484,751.97 × 215,268.71
  4. Step 4: Simplify right side
    351,261.04x = 104,351,931,251.86
  5. Step 5: Solve for x
    x = 104,351,931,251.86/351,261.04
  6. Step 6: Final answer
    x = 297,078.01

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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.