Home / 330,760.43-456,483.29-194,837.16

Finding the Fourth Proportional to 330,760.43, 456,483.29 and 194,837.16

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Solution

The fourth proportional to 330,760.43, 456,483.29 and 194,837.16 is: 268,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,760.43 : 456,483.29 = 194,837.16 : x
  2. Step 2: Convert to fraction form
    330,760.43/456,483.29 = 194,837.16/x
  3. Step 3: Cross multiply
    330,760.43x = 456,483.29 × 194,837.16
  4. Step 4: Simplify right side
    330,760.43x = 88,939,907,811.06
  5. Step 5: Solve for x
    x = 88,939,907,811.06/330,760.43
  6. Step 6: Final answer
    x = 268,895.25

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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.