Home / 330,988.26-456,763.78-180,086.34

Finding the Fourth Proportional to 330,988.26, 456,763.78 and 180,086.34

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Solution

The fourth proportional to 330,988.26, 456,763.78 and 180,086.34 is: 248,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,988.26 : 456,763.78 = 180,086.34 : x
  2. Step 2: Convert to fraction form
    330,988.26/456,763.78 = 180,086.34/x
  3. Step 3: Cross multiply
    330,988.26x = 456,763.78 × 180,086.34
  4. Step 4: Simplify right side
    330,988.26x = 82,256,917,384.77
  5. Step 5: Solve for x
    x = 82,256,917,384.77/330,988.26
  6. Step 6: Final answer
    x = 248,519.14

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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.