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Finding the Fourth Proportional to 614,928.88, 922,344.09 and 273,478.03

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Solution

The fourth proportional to 614,928.88, 922,344.09 and 273,478.03 is: 410,195.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,928.88 : 922,344.09 = 273,478.03 : x
  2. Step 2: Convert to fraction form
    614,928.88/922,344.09 = 273,478.03/x
  3. Step 3: Cross multiply
    614,928.88x = 922,344.09 × 273,478.03
  4. Step 4: Simplify right side
    614,928.88x = 252,240,844,715.34
  5. Step 5: Solve for x
    x = 252,240,844,715.34/614,928.88
  6. Step 6: Final answer
    x = 410,195.15

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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.