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Finding the Fourth Proportional to 559,969.10, 839,953.65 and 332,630.45

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Solution

The fourth proportional to 559,969.10, 839,953.65 and 332,630.45 is: 498,945.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,969.10 : 839,953.65 = 332,630.45 : x
  2. Step 2: Convert to fraction form
    559,969.10/839,953.65 = 332,630.45/x
  3. Step 3: Cross multiply
    559,969.10x = 839,953.65 × 332,630.45
  4. Step 4: Simplify right side
    559,969.10x = 279,394,160,578.64
  5. Step 5: Solve for x
    x = 279,394,160,578.64/559,969.10
  6. Step 6: Final answer
    x = 498,945.68

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Similar ratio
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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.