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Finding the Fourth Proportional to 453,712.50, 626,123.25 and 252,556.02

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Solution

The fourth proportional to 453,712.50, 626,123.25 and 252,556.02 is: 348,527.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,712.50 : 626,123.25 = 252,556.02 : x
  2. Step 2: Convert to fraction form
    453,712.50/626,123.25 = 252,556.02/x
  3. Step 3: Cross multiply
    453,712.50x = 626,123.25 × 252,556.02
  4. Step 4: Simplify right side
    453,712.50x = 158,131,196,049.47
  5. Step 5: Solve for x
    x = 158,131,196,049.47/453,712.50
  6. Step 6: Final answer
    x = 348,527.31

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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.