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Finding the Fourth Proportional to 469,953.11, 648,536.07 and 255,093.12

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Solution

The fourth proportional to 469,953.11, 648,536.07 and 255,093.12 is: 352,028.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,953.11 : 648,536.07 = 255,093.12 : x
  2. Step 2: Convert to fraction form
    469,953.11/648,536.07 = 255,093.12/x
  3. Step 3: Cross multiply
    469,953.11x = 648,536.07 × 255,093.12
  4. Step 4: Simplify right side
    469,953.11x = 165,437,089,528.84
  5. Step 5: Solve for x
    x = 165,437,089,528.84/469,953.11
  6. Step 6: Final answer
    x = 352,028.93

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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.