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Finding the Fourth Proportional to 447,613.80, 617,735.02 and 246,409.80

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Solution

The fourth proportional to 447,613.80, 617,735.02 and 246,409.80 is: 340,060.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,613.80 : 617,735.02 = 246,409.80 : x
  2. Step 2: Convert to fraction form
    447,613.80/617,735.02 = 246,409.80/x
  3. Step 3: Cross multiply
    447,613.80x = 617,735.02 × 246,409.80
  4. Step 4: Simplify right side
    447,613.80x = 152,215,962,731.20
  5. Step 5: Solve for x
    x = 152,215,962,731.20/447,613.80
  6. Step 6: Final answer
    x = 340,060.92

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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.