Home / 330,653.20-456,288.72-179,750.20

Finding the Fourth Proportional to 330,653.20, 456,288.72 and 179,750.20

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Solution

The fourth proportional to 330,653.20, 456,288.72 and 179,750.20 is: 248,048.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,653.20 : 456,288.72 = 179,750.20 : x
  2. Step 2: Convert to fraction form
    330,653.20/456,288.72 = 179,750.20/x
  3. Step 3: Cross multiply
    330,653.20x = 456,288.72 × 179,750.20
  4. Step 4: Simplify right side
    330,653.20x = 82,017,988,677.74
  5. Step 5: Solve for x
    x = 82,017,988,677.74/330,653.20
  6. Step 6: Final answer
    x = 248,048.37

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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.