Home / 727,020.54-1,090,453.46-194,595.39

Finding the Fourth Proportional to 727,020.54, 1,090,453.46 and 194,595.39

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Solution

The fourth proportional to 727,020.54, 1,090,453.46 and 194,595.39 is: 291,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,020.54 : 1,090,453.46 = 194,595.39 : x
  2. Step 2: Convert to fraction form
    727,020.54/1,090,453.46 = 194,595.39/x
  3. Step 3: Cross multiply
    727,020.54x = 1,090,453.46 × 194,595.39
  4. Step 4: Simplify right side
    727,020.54x = 212,197,215,352.57
  5. Step 5: Solve for x
    x = 212,197,215,352.57/727,020.54
  6. Step 6: Final answer
    x = 291,872.38

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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.