Home / 698,660.64-1,048,124.88-225,218.88

Finding the Fourth Proportional to 698,660.64, 1,048,124.88 and 225,218.88

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Solution

The fourth proportional to 698,660.64, 1,048,124.88 and 225,218.88 is: 337,871.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,660.64 : 1,048,124.88 = 225,218.88 : x
  2. Step 2: Convert to fraction form
    698,660.64/1,048,124.88 = 225,218.88/x
  3. Step 3: Cross multiply
    698,660.64x = 1,048,124.88 × 225,218.88
  4. Step 4: Simplify right side
    698,660.64x = 236,057,511,573.73
  5. Step 5: Solve for x
    x = 236,057,511,573.73/698,660.64
  6. Step 6: Final answer
    x = 337,871.49

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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.