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Finding the Fourth Proportional to 706,052.80, 1,057,912.80 and 601,076.80

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Solution

The fourth proportional to 706,052.80, 1,057,912.80 and 601,076.80 is: 900,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,052.80 : 1,057,912.80 = 601,076.80 : x
  2. Step 2: Convert to fraction form
    706,052.80/1,057,912.80 = 601,076.80/x
  3. Step 3: Cross multiply
    706,052.80x = 1,057,912.80 × 601,076.80
  4. Step 4: Simplify right side
    706,052.80x = 635,886,840,503.04
  5. Step 5: Solve for x
    x = 635,886,840,503.04/706,052.80
  6. Step 6: Final answer
    x = 900,622.22

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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.