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Finding the Fourth Proportional to 297,620.64, 410,600.16 and 170,228.16

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Solution

The fourth proportional to 297,620.64, 410,600.16 and 170,228.16 is: 234,848.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,620.64 : 410,600.16 = 170,228.16 : x
  2. Step 2: Convert to fraction form
    297,620.64/410,600.16 = 170,228.16/x
  3. Step 3: Cross multiply
    297,620.64x = 410,600.16 × 170,228.16
  4. Step 4: Simplify right side
    297,620.64x = 69,895,709,732.51
  5. Step 5: Solve for x
    x = 69,895,709,732.51/297,620.64
  6. Step 6: Final answer
    x = 234,848.33

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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.