Home / 330,144.21-456,026.37-273,014.29

Finding the Fourth Proportional to 330,144.21, 456,026.37 and 273,014.29

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Solution

The fourth proportional to 330,144.21, 456,026.37 and 273,014.29 is: 377,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,144.21 : 456,026.37 = 273,014.29 : x
  2. Step 2: Convert to fraction form
    330,144.21/456,026.37 = 273,014.29/x
  3. Step 3: Cross multiply
    330,144.21x = 456,026.37 × 273,014.29
  4. Step 4: Simplify right side
    330,144.21x = 124,501,715,626.83
  5. Step 5: Solve for x
    x = 124,501,715,626.83/330,144.21
  6. Step 6: Final answer
    x = 377,113.13

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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.