Home / 439,664.98-659,054.40-173,322.40

Finding the Fourth Proportional to 439,664.98, 659,054.40 and 173,322.40

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Solution

The fourth proportional to 439,664.98, 659,054.40 and 173,322.40 is: 259,808.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,664.98 : 659,054.40 = 173,322.40 : x
  2. Step 2: Convert to fraction form
    439,664.98/659,054.40 = 173,322.40/x
  3. Step 3: Cross multiply
    439,664.98x = 659,054.40 × 173,322.40
  4. Step 4: Simplify right side
    439,664.98x = 114,228,890,338.56
  5. Step 5: Solve for x
    x = 114,228,890,338.56/439,664.98
  6. Step 6: Final answer
    x = 259,808.94

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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.