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Finding the Fourth Proportional to 297,237.51, 445,762.60 and 97,511.36

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Solution

The fourth proportional to 297,237.51, 445,762.60 and 97,511.36 is: 146,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,237.51 : 445,762.60 = 97,511.36 : x
  2. Step 2: Convert to fraction form
    297,237.51/445,762.60 = 97,511.36/x
  3. Step 3: Cross multiply
    297,237.51x = 445,762.60 × 97,511.36
  4. Step 4: Simplify right side
    297,237.51x = 43,466,917,363.14
  5. Step 5: Solve for x
    x = 43,466,917,363.14/297,237.51
  6. Step 6: Final answer
    x = 146,236.31

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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.