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Finding the Fourth Proportional to 607,969.30, 839,000.92 and 332,327.52

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Solution

The fourth proportional to 607,969.30, 839,000.92 and 332,327.52 is: 458,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,969.30 : 839,000.92 = 332,327.52 : x
  2. Step 2: Convert to fraction form
    607,969.30/839,000.92 = 332,327.52/x
  3. Step 3: Cross multiply
    607,969.30x = 839,000.92 × 332,327.52
  4. Step 4: Simplify right side
    607,969.30x = 278,823,095,021.32
  5. Step 5: Solve for x
    x = 278,823,095,021.32/607,969.30
  6. Step 6: Final answer
    x = 458,613.77

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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.