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Finding the Fourth Proportional to 297,489.51, 410,535.27 and 163,353.51

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Solution

The fourth proportional to 297,489.51, 410,535.27 and 163,353.51 is: 225,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,489.51 : 410,535.27 = 163,353.51 : x
  2. Step 2: Convert to fraction form
    297,489.51/410,535.27 = 163,353.51/x
  3. Step 3: Cross multiply
    297,489.51x = 410,535.27 × 163,353.51
  4. Step 4: Simplify right side
    297,489.51x = 67,062,377,333.30
  5. Step 5: Solve for x
    x = 67,062,377,333.30/297,489.51
  6. Step 6: Final answer
    x = 225,427.70

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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.