Home / 330,817.20-456,514.56-179,914.32

Finding the Fourth Proportional to 330,817.20, 456,514.56 and 179,914.32

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Solution

The fourth proportional to 330,817.20, 456,514.56 and 179,914.32 is: 248,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,817.20 : 456,514.56 = 179,914.32 : x
  2. Step 2: Convert to fraction form
    330,817.20/456,514.56 = 179,914.32/x
  3. Step 3: Cross multiply
    330,817.20x = 456,514.56 × 179,914.32
  4. Step 4: Simplify right side
    330,817.20x = 82,133,506,632.50
  5. Step 5: Solve for x
    x = 82,133,506,632.50/330,817.20
  6. Step 6: Final answer
    x = 248,274.60

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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.