Home / 330,538.46-456,130.23-179,632.22

Finding the Fourth Proportional to 330,538.46, 456,130.23 and 179,632.22

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Solution

The fourth proportional to 330,538.46, 456,130.23 and 179,632.22 is: 247,885.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,538.46 : 456,130.23 = 179,632.22 : x
  2. Step 2: Convert to fraction form
    330,538.46/456,130.23 = 179,632.22/x
  3. Step 3: Cross multiply
    330,538.46x = 456,130.23 × 179,632.22
  4. Step 4: Simplify right side
    330,538.46x = 81,935,685,824.01
  5. Step 5: Solve for x
    x = 81,935,685,824.01/330,538.46
  6. Step 6: Final answer
    x = 247,885.48

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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.