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Finding the Fourth Proportional to 297,536.60, 410,600.04 and 163,400.60

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Solution

The fourth proportional to 297,536.60, 410,600.04 and 163,400.60 is: 225,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,536.60 : 410,600.04 = 163,400.60 : x
  2. Step 2: Convert to fraction form
    297,536.60/410,600.04 = 163,400.60/x
  3. Step 3: Cross multiply
    297,536.60x = 410,600.04 × 163,400.60
  4. Step 4: Simplify right side
    297,536.60x = 67,092,292,896.02
  5. Step 5: Solve for x
    x = 67,092,292,896.02/297,536.60
  6. Step 6: Final answer
    x = 225,492.57

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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.