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Finding the Fourth Proportional to 597,866.94, 897,226.88 and 331,840.26

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Solution

The fourth proportional to 597,866.94, 897,226.88 and 331,840.26 is: 497,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,866.94 : 897,226.88 = 331,840.26 : x
  2. Step 2: Convert to fraction form
    597,866.94/897,226.88 = 331,840.26/x
  3. Step 3: Cross multiply
    597,866.94x = 897,226.88 × 331,840.26
  4. Step 4: Simplify right side
    597,866.94x = 297,735,999,478.99
  5. Step 5: Solve for x
    x = 297,735,999,478.99/597,866.94
  6. Step 6: Final answer
    x = 497,997.10

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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.