Home / 316,771.26-437,175.66-180,825.65

Finding the Fourth Proportional to 316,771.26, 437,175.66 and 180,825.65

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Solution

The fourth proportional to 316,771.26, 437,175.66 and 180,825.65 is: 249,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,771.26 : 437,175.66 = 180,825.65 : x
  2. Step 2: Convert to fraction form
    316,771.26/437,175.66 = 180,825.65/x
  3. Step 3: Cross multiply
    316,771.26x = 437,175.66 × 180,825.65
  4. Step 4: Simplify right side
    316,771.26x = 79,052,570,697.80
  5. Step 5: Solve for x
    x = 79,052,570,697.80/316,771.26
  6. Step 6: Final answer
    x = 249,557.27

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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.