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Finding the Fourth Proportional to 603,525.76, 832,879.52 and 331,610.64

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Solution

The fourth proportional to 603,525.76, 832,879.52 and 331,610.64 is: 457,630.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,525.76 : 832,879.52 = 331,610.64 : x
  2. Step 2: Convert to fraction form
    603,525.76/832,879.52 = 331,610.64/x
  3. Step 3: Cross multiply
    603,525.76x = 832,879.52 × 331,610.64
  4. Step 4: Simplify right side
    603,525.76x = 276,191,710,670.09
  5. Step 5: Solve for x
    x = 276,191,710,670.09/603,525.76
  6. Step 6: Final answer
    x = 457,630.36

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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.