Home / 314,151.12-433,515.78-170,911.26

Finding the Fourth Proportional to 314,151.12, 433,515.78 and 170,911.26

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Solution

The fourth proportional to 314,151.12, 433,515.78 and 170,911.26 is: 235,850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,151.12 : 433,515.78 = 170,911.26 : x
  2. Step 2: Convert to fraction form
    314,151.12/433,515.78 = 170,911.26/x
  3. Step 3: Cross multiply
    314,151.12x = 433,515.78 × 170,911.26
  4. Step 4: Simplify right side
    314,151.12x = 74,092,728,189.68
  5. Step 5: Solve for x
    x = 74,092,728,189.68/314,151.12
  6. Step 6: Final answer
    x = 235,850.59

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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.