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Finding the Fourth Proportional to 433,062.45, 648,326.97 and 252,596.07

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Solution

The fourth proportional to 433,062.45, 648,326.97 and 252,596.07 is: 378,155.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,062.45 : 648,326.97 = 252,596.07 : x
  2. Step 2: Convert to fraction form
    433,062.45/648,326.97 = 252,596.07/x
  3. Step 3: Cross multiply
    433,062.45x = 648,326.97 × 252,596.07
  4. Step 4: Simplify right side
    433,062.45x = 163,764,844,697.01
  5. Step 5: Solve for x
    x = 163,764,844,697.01/433,062.45
  6. Step 6: Final answer
    x = 378,155.26

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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.