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Finding the Fourth Proportional to 446,960.96, 616,806.12 and 245,756.96

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Solution

The fourth proportional to 446,960.96, 616,806.12 and 245,756.96 is: 339,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,960.96 : 616,806.12 = 245,756.96 : x
  2. Step 2: Convert to fraction form
    446,960.96/616,806.12 = 245,756.96/x
  3. Step 3: Cross multiply
    446,960.96x = 616,806.12 × 245,756.96
  4. Step 4: Simplify right side
    446,960.96x = 151,584,396,960.60
  5. Step 5: Solve for x
    x = 151,584,396,960.60/446,960.96
  6. Step 6: Final answer
    x = 339,144.60

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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.