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Finding the Fourth Proportional to 531,661.98, 733,512.15 and 302,196.06

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Solution

The fourth proportional to 531,661.98, 733,512.15 and 302,196.06 is: 416,927.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,661.98 : 733,512.15 = 302,196.06 : x
  2. Step 2: Convert to fraction form
    531,661.98/733,512.15 = 302,196.06/x
  3. Step 3: Cross multiply
    531,661.98x = 733,512.15 × 302,196.06
  4. Step 4: Simplify right side
    531,661.98x = 221,664,481,692.13
  5. Step 5: Solve for x
    x = 221,664,481,692.13/531,661.98
  6. Step 6: Final answer
    x = 416,927.47

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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.