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Finding the Fourth Proportional to 297,746.44, 410,908.46 and 170,419.12

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Solution

The fourth proportional to 297,746.44, 410,908.46 and 170,419.12 is: 235,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,746.44 : 410,908.46 = 170,419.12 : x
  2. Step 2: Convert to fraction form
    297,746.44/410,908.46 = 170,419.12/x
  3. Step 3: Cross multiply
    297,746.44x = 410,908.46 × 170,419.12
  4. Step 4: Simplify right side
    297,746.44x = 70,026,658,153.76
  5. Step 5: Solve for x
    x = 70,026,658,153.76/297,746.44
  6. Step 6: Final answer
    x = 235,188.90

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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.