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Finding the Fourth Proportional to 453,763, 626,192.94 and 252,554.68

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Solution

The fourth proportional to 453,763, 626,192.94 and 252,554.68 is: 348,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,763 : 626,192.94 = 252,554.68 : x
  2. Step 2: Convert to fraction form
    453,763/626,192.94 = 252,554.68/x
  3. Step 3: Cross multiply
    453,763x = 626,192.94 × 252,554.68
  4. Step 4: Simplify right side
    453,763x = 158,147,957,579.96
  5. Step 5: Solve for x
    x = 158,147,957,579.96/453,763
  6. Step 6: Final answer
    x = 348,525.46

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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.