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Finding the Fourth Proportional to 464,160.60, 699,158.16 and 422,309.52

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Solution

The fourth proportional to 464,160.60, 699,158.16 and 422,309.52 is: 636,118.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,160.60 : 699,158.16 = 422,309.52 : x
  2. Step 2: Convert to fraction form
    464,160.60/699,158.16 = 422,309.52/x
  3. Step 3: Cross multiply
    464,160.60x = 699,158.16 × 422,309.52
  4. Step 4: Simplify right side
    464,160.60x = 295,261,146,953.68
  5. Step 5: Solve for x
    x = 295,261,146,953.68/464,160.60
  6. Step 6: Final answer
    x = 636,118.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.