Home / 316,853.25-437,186.55-180,843.72

Finding the Fourth Proportional to 316,853.25, 437,186.55 and 180,843.72

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Solution

The fourth proportional to 316,853.25, 437,186.55 and 180,843.72 is: 249,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,853.25 : 437,186.55 = 180,843.72 : x
  2. Step 2: Convert to fraction form
    316,853.25/437,186.55 = 180,843.72/x
  3. Step 3: Cross multiply
    316,853.25x = 437,186.55 × 180,843.72
  4. Step 4: Simplify right side
    316,853.25x = 79,062,442,035.97
  5. Step 5: Solve for x
    x = 79,062,442,035.97/316,853.25
  6. Step 6: Final answer
    x = 249,523.85

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1.5x scale

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.