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Finding the Fourth Proportional to 548,793.23, 822,943.80 and 249,119.55

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Solution

The fourth proportional to 548,793.23, 822,943.80 and 249,119.55 is: 373,567.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,793.23 : 822,943.80 = 249,119.55 : x
  2. Step 2: Convert to fraction form
    548,793.23/822,943.80 = 249,119.55/x
  3. Step 3: Cross multiply
    548,793.23x = 822,943.80 × 249,119.55
  4. Step 4: Simplify right side
    548,793.23x = 205,011,389,131.29
  5. Step 5: Solve for x
    x = 205,011,389,131.29/548,793.23
  6. Step 6: Final answer
    x = 373,567.64

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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.