Home / 330,226.56-455,700.48-179,320.32

Finding the Fourth Proportional to 330,226.56, 455,700.48 and 179,320.32

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Solution

The fourth proportional to 330,226.56, 455,700.48 and 179,320.32 is: 247,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,226.56 : 455,700.48 = 179,320.32 : x
  2. Step 2: Convert to fraction form
    330,226.56/455,700.48 = 179,320.32/x
  3. Step 3: Cross multiply
    330,226.56x = 455,700.48 × 179,320.32
  4. Step 4: Simplify right side
    330,226.56x = 81,716,355,897.75
  5. Step 5: Solve for x
    x = 81,716,355,897.75/330,226.56
  6. Step 6: Final answer
    x = 247,455.43

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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.