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Finding the Fourth Proportional to 323,094.64, 446,243.88 and 215,477.64

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Solution

The fourth proportional to 323,094.64, 446,243.88 and 215,477.64 is: 297,608.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,094.64 : 446,243.88 = 215,477.64 : x
  2. Step 2: Convert to fraction form
    323,094.64/446,243.88 = 215,477.64/x
  3. Step 3: Cross multiply
    323,094.64x = 446,243.88 × 215,477.64
  4. Step 4: Simplify right side
    323,094.64x = 96,155,578,126.84
  5. Step 5: Solve for x
    x = 96,155,578,126.84/323,094.64
  6. Step 6: Final answer
    x = 297,608.09

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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.