Home / 447,946.96-671,912.16-110,988.43

Finding the Fourth Proportional to 447,946.96, 671,912.16 and 110,988.43

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Solution

The fourth proportional to 447,946.96, 671,912.16 and 110,988.43 is: 166,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,946.96 : 671,912.16 = 110,988.43 : x
  2. Step 2: Convert to fraction form
    447,946.96/671,912.16 = 110,988.43/x
  3. Step 3: Cross multiply
    447,946.96x = 671,912.16 × 110,988.43
  4. Step 4: Simplify right side
    447,946.96x = 74,574,474,264.63
  5. Step 5: Solve for x
    x = 74,574,474,264.63/447,946.96
  6. Step 6: Final answer
    x = 166,480.59

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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.