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Finding the Fourth Proportional to 215,394.64, 296,857.02 and 175,241.32

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Solution

The fourth proportional to 215,394.64, 296,857.02 and 175,241.32 is: 241,517.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,394.64 : 296,857.02 = 175,241.32 : x
  2. Step 2: Convert to fraction form
    215,394.64/296,857.02 = 175,241.32/x
  3. Step 3: Cross multiply
    215,394.64x = 296,857.02 × 175,241.32
  4. Step 4: Simplify right side
    215,394.64x = 52,021,616,036.07
  5. Step 5: Solve for x
    x = 52,021,616,036.07/215,394.64
  6. Step 6: Final answer
    x = 241,517.69

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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.