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Finding the Fourth Proportional to 297,056.60, 445,654.02 and 97,364.60

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Solution

The fourth proportional to 297,056.60, 445,654.02 and 97,364.60 is: 146,069.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,056.60 : 445,654.02 = 97,364.60 : x
  2. Step 2: Convert to fraction form
    297,056.60/445,654.02 = 97,364.60/x
  3. Step 3: Cross multiply
    297,056.60x = 445,654.02 × 97,364.60
  4. Step 4: Simplify right side
    297,056.60x = 43,390,925,395.69
  5. Step 5: Solve for x
    x = 43,390,925,395.69/297,056.60
  6. Step 6: Final answer
    x = 146,069.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.