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Finding the Fourth Proportional to 336,648.02, 464,154.04 and 215,590.28

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Solution

The fourth proportional to 336,648.02, 464,154.04 and 215,590.28 is: 297,245.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,648.02 : 464,154.04 = 215,590.28 : x
  2. Step 2: Convert to fraction form
    336,648.02/464,154.04 = 215,590.28/x
  3. Step 3: Cross multiply
    336,648.02x = 464,154.04 × 215,590.28
  4. Step 4: Simplify right side
    336,648.02x = 100,067,099,446.73
  5. Step 5: Solve for x
    x = 100,067,099,446.73/336,648.02
  6. Step 6: Final answer
    x = 297,245.47

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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.