Home / 326,851.20-451,108.26-272,317.01

Finding the Fourth Proportional to 326,851.20, 451,108.26 and 272,317.01

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Solution

The fourth proportional to 326,851.20, 451,108.26 and 272,317.01 is: 375,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,851.20 : 451,108.26 = 272,317.01 : x
  2. Step 2: Convert to fraction form
    326,851.20/451,108.26 = 272,317.01/x
  3. Step 3: Cross multiply
    326,851.20x = 451,108.26 × 272,317.01
  4. Step 4: Simplify right side
    326,851.20x = 122,844,450,293.96
  5. Step 5: Solve for x
    x = 122,844,450,293.96/326,851.20
  6. Step 6: Final answer
    x = 375,842.13

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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.