Home / 330,897.81-496,336.18-196,880.07

Finding the Fourth Proportional to 330,897.81, 496,336.18 and 196,880.07

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Solution

The fourth proportional to 330,897.81, 496,336.18 and 196,880.07 is: 295,313.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,897.81 : 496,336.18 = 196,880.07 : x
  2. Step 2: Convert to fraction form
    330,897.81/496,336.18 = 196,880.07/x
  3. Step 3: Cross multiply
    330,897.81x = 496,336.18 × 196,880.07
  4. Step 4: Simplify right side
    330,897.81x = 97,718,701,369.73
  5. Step 5: Solve for x
    x = 97,718,701,369.73/330,897.81
  6. Step 6: Final answer
    x = 295,313.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.