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Finding the Fourth Proportional to 458,118.05, 632,232.81 and 264,533.92

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Solution

The fourth proportional to 458,118.05, 632,232.81 and 264,533.92 is: 365,074.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,118.05 : 632,232.81 = 264,533.92 : x
  2. Step 2: Convert to fraction form
    458,118.05/632,232.81 = 264,533.92/x
  3. Step 3: Cross multiply
    458,118.05x = 632,232.81 × 264,533.92
  4. Step 4: Simplify right side
    458,118.05x = 167,247,022,001.33
  5. Step 5: Solve for x
    x = 167,247,022,001.33/458,118.05
  6. Step 6: Final answer
    x = 365,074.08

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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.