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Finding the Fourth Proportional to 446,302.80, 668,789.64 and 246,680.64

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Solution

The fourth proportional to 446,302.80, 668,789.64 and 246,680.64 is: 369,653.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,302.80 : 668,789.64 = 246,680.64 : x
  2. Step 2: Convert to fraction form
    446,302.80/668,789.64 = 246,680.64/x
  3. Step 3: Cross multiply
    446,302.80x = 668,789.64 × 246,680.64
  4. Step 4: Simplify right side
    446,302.80x = 164,977,456,420.57
  5. Step 5: Solve for x
    x = 164,977,456,420.57/446,302.80
  6. Step 6: Final answer
    x = 369,653.64

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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.