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Finding the Fourth Proportional to 297,236.66, 445,904.49 and 97,503.41

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Solution

The fourth proportional to 297,236.66, 445,904.49 and 97,503.41 is: 146,271.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,236.66 : 445,904.49 = 97,503.41 : x
  2. Step 2: Convert to fraction form
    297,236.66/445,904.49 = 97,503.41/x
  3. Step 3: Cross multiply
    297,236.66x = 445,904.49 × 97,503.41
  4. Step 4: Simplify right side
    297,236.66x = 43,477,209,789.71
  5. Step 5: Solve for x
    x = 43,477,209,789.71/297,236.66
  6. Step 6: Final answer
    x = 146,271.36

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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.