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Finding the Fourth Proportional to 373,797.40, 560,825.70 and 163,586.20

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Solution

The fourth proportional to 373,797.40, 560,825.70 and 163,586.20 is: 245,436.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,797.40 : 560,825.70 = 163,586.20 : x
  2. Step 2: Convert to fraction form
    373,797.40/560,825.70 = 163,586.20/x
  3. Step 3: Cross multiply
    373,797.40x = 560,825.70 × 163,586.20
  4. Step 4: Simplify right side
    373,797.40x = 91,743,345,125.34
  5. Step 5: Solve for x
    x = 91,743,345,125.34/373,797.40
  6. Step 6: Final answer
    x = 245,436.02

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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.