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Finding the Fourth Proportional to 548,548.68, 822,673.33 and 164,207.36

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Solution

The fourth proportional to 548,548.68, 822,673.33 and 164,207.36 is: 246,266.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,548.68 : 822,673.33 = 164,207.36 : x
  2. Step 2: Convert to fraction form
    548,548.68/822,673.33 = 164,207.36/x
  3. Step 3: Cross multiply
    548,548.68x = 822,673.33 × 164,207.36
  4. Step 4: Simplify right side
    548,548.68x = 135,089,015,661.71
  5. Step 5: Solve for x
    x = 135,089,015,661.71/548,548.68
  6. Step 6: Final answer
    x = 246,266.23

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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.