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Finding the Fourth Proportional to 599,409.47, 899,114.75 and 178,674.95

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Solution

The fourth proportional to 599,409.47, 899,114.75 and 178,674.95 is: 268,012.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,409.47 : 899,114.75 = 178,674.95 : x
  2. Step 2: Convert to fraction form
    599,409.47/899,114.75 = 178,674.95/x
  3. Step 3: Cross multiply
    599,409.47x = 899,114.75 × 178,674.95
  4. Step 4: Simplify right side
    599,409.47x = 160,649,277,611.56
  5. Step 5: Solve for x
    x = 160,649,277,611.56/599,409.47
  6. Step 6: Final answer
    x = 268,012.58

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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.