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Finding the Fourth Proportional to 298,059.52, 411,329.92 and 163,927.04

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Solution

The fourth proportional to 298,059.52, 411,329.92 and 163,927.04 is: 226,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,059.52 : 411,329.92 = 163,927.04 : x
  2. Step 2: Convert to fraction form
    298,059.52/411,329.92 = 163,927.04/x
  3. Step 3: Cross multiply
    298,059.52x = 411,329.92 × 163,927.04
  4. Step 4: Simplify right side
    298,059.52x = 67,428,096,249.04
  5. Step 5: Solve for x
    x = 67,428,096,249.04/298,059.52
  6. Step 6: Final answer
    x = 226,223.60

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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.