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Finding the Fourth Proportional to 492,096.30, 737,107.65 and 398,784.30

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Solution

The fourth proportional to 492,096.30, 737,107.65 and 398,784.30 is: 597,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,096.30 : 737,107.65 = 398,784.30 : x
  2. Step 2: Convert to fraction form
    492,096.30/737,107.65 = 398,784.30/x
  3. Step 3: Cross multiply
    492,096.30x = 737,107.65 × 398,784.30
  4. Step 4: Simplify right side
    492,096.30x = 293,946,958,229.90
  5. Step 5: Solve for x
    x = 293,946,958,229.90/492,096.30
  6. Step 6: Final answer
    x = 597,336.25

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1.5x scale

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.