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Finding the Fourth Proportional to 246,485.20, 369,727.80 and 195,746.80

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Solution

The fourth proportional to 246,485.20, 369,727.80 and 195,746.80 is: 293,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,485.20 : 369,727.80 = 195,746.80 : x
  2. Step 2: Convert to fraction form
    246,485.20/369,727.80 = 195,746.80/x
  3. Step 3: Cross multiply
    246,485.20x = 369,727.80 × 195,746.80
  4. Step 4: Simplify right side
    246,485.20x = 72,373,033,721.04
  5. Step 5: Solve for x
    x = 72,373,033,721.04/246,485.20
  6. Step 6: Final answer
    x = 293,620.20

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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.