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Finding the Fourth Proportional to 585,759.68, 877,635.52 and 393,273.60

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Solution

The fourth proportional to 585,759.68, 877,635.52 and 393,273.60 is: 589,236.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,759.68 : 877,635.52 = 393,273.60 : x
  2. Step 2: Convert to fraction form
    585,759.68/877,635.52 = 393,273.60/x
  3. Step 3: Cross multiply
    585,759.68x = 877,635.52 × 393,273.60
  4. Step 4: Simplify right side
    585,759.68x = 345,150,880,438.27
  5. Step 5: Solve for x
    x = 345,150,880,438.27/585,759.68
  6. Step 6: Final answer
    x = 589,236.32

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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.