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Finding the Fourth Proportional to 608,220.52, 839,323.12 and 332,584.80

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Solution

The fourth proportional to 608,220.52, 839,323.12 and 332,584.80 is: 458,955.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,220.52 : 839,323.12 = 332,584.80 : x
  2. Step 2: Convert to fraction form
    608,220.52/839,323.12 = 332,584.80/x
  3. Step 3: Cross multiply
    608,220.52x = 839,323.12 × 332,584.80
  4. Step 4: Simplify right side
    608,220.52x = 279,146,112,000.58
  5. Step 5: Solve for x
    x = 279,146,112,000.58/608,220.52
  6. Step 6: Final answer
    x = 458,955.43

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1.5x scale

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.