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Finding the Fourth Proportional to 297,679, 410,797.18 and 163,551.64

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Solution

The fourth proportional to 297,679, 410,797.18 and 163,551.64 is: 225,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,679 : 410,797.18 = 163,551.64 : x
  2. Step 2: Convert to fraction form
    297,679/410,797.18 = 163,551.64/x
  3. Step 3: Cross multiply
    297,679x = 410,797.18 × 163,551.64
  4. Step 4: Simplify right side
    297,679x = 67,186,552,496.38
  5. Step 5: Solve for x
    x = 67,186,552,496.38/297,679
  6. Step 6: Final answer
    x = 225,701.35

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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.