Home / 966,211.80-1,450,872.90-729,821.40

Finding the Fourth Proportional to 966,211.80, 1,450,872.90 and 729,821.40

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Solution

The fourth proportional to 966,211.80, 1,450,872.90 and 729,821.40 is: 1,095,906.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,211.80 : 1,450,872.90 = 729,821.40 : x
  2. Step 2: Convert to fraction form
    966,211.80/1,450,872.90 = 729,821.40/x
  3. Step 3: Cross multiply
    966,211.80x = 1,450,872.90 × 729,821.40
  4. Step 4: Simplify right side
    966,211.80x = 1,058,878,091,100.06
  5. Step 5: Solve for x
    x = 1,058,878,091,100.06/966,211.80
  6. Step 6: Final answer
    x = 1,095,906.81

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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.