Home / 698,218.44-1,046,351.37-377,678.34

Finding the Fourth Proportional to 698,218.44, 1,046,351.37 and 377,678.34

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Solution

The fourth proportional to 698,218.44, 1,046,351.37 and 377,678.34 is: 565,989.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,218.44 : 1,046,351.37 = 377,678.34 : x
  2. Step 2: Convert to fraction form
    698,218.44/1,046,351.37 = 377,678.34/x
  3. Step 3: Cross multiply
    698,218.44x = 1,046,351.37 × 377,678.34
  4. Step 4: Simplify right side
    698,218.44x = 395,184,248,478.33
  5. Step 5: Solve for x
    x = 395,184,248,478.33/698,218.44
  6. Step 6: Final answer
    x = 565,989.42

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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.