Home / 706,923.10-1,058,829.45-628,126.30

Finding the Fourth Proportional to 706,923.10, 1,058,829.45 and 628,126.30

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Solution

The fourth proportional to 706,923.10, 1,058,829.45 and 628,126.30 is: 940,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,923.10 : 1,058,829.45 = 628,126.30 : x
  2. Step 2: Convert to fraction form
    706,923.10/1,058,829.45 = 628,126.30/x
  3. Step 3: Cross multiply
    706,923.10x = 1,058,829.45 × 628,126.30
  4. Step 4: Simplify right side
    706,923.10x = 665,078,624,759.54
  5. Step 5: Solve for x
    x = 665,078,624,759.54/706,923.10
  6. Step 6: Final answer
    x = 940,807.60

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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.