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Finding the Fourth Proportional to 336,469.05, 464,210.04 and 215,676.95

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Solution

The fourth proportional to 336,469.05, 464,210.04 and 215,676.95 is: 297,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,469.05 : 464,210.04 = 215,676.95 : x
  2. Step 2: Convert to fraction form
    336,469.05/464,210.04 = 215,676.95/x
  3. Step 3: Cross multiply
    336,469.05x = 464,210.04 × 215,676.95
  4. Step 4: Simplify right side
    336,469.05x = 100,119,403,265.53
  5. Step 5: Solve for x
    x = 100,119,403,265.53/336,469.05
  6. Step 6: Final answer
    x = 297,559.03

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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.