Home / 447,137.95-670,707.30-110,178.65

Finding the Fourth Proportional to 447,137.95, 670,707.30 and 110,178.65

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Solution

The fourth proportional to 447,137.95, 670,707.30 and 110,178.65 is: 165,268.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,137.95 : 670,707.30 = 110,178.65 : x
  2. Step 2: Convert to fraction form
    447,137.95/670,707.30 = 110,178.65/x
  3. Step 3: Cross multiply
    447,137.95x = 670,707.30 × 110,178.65
  4. Step 4: Simplify right side
    447,137.95x = 73,897,621,505.61
  5. Step 5: Solve for x
    x = 73,897,621,505.61/447,137.95
  6. Step 6: Final answer
    x = 165,268.06

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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.