Home / 706,936.10-1,058,848.95-628,139.30

Finding the Fourth Proportional to 706,936.10, 1,058,848.95 and 628,139.30

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Solution

The fourth proportional to 706,936.10, 1,058,848.95 and 628,139.30 is: 940,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,936.10 : 1,058,848.95 = 628,139.30 : x
  2. Step 2: Convert to fraction form
    706,936.10/1,058,848.95 = 628,139.30/x
  3. Step 3: Cross multiply
    706,936.10x = 1,058,848.95 × 628,139.30
  4. Step 4: Simplify right side
    706,936.10x = 665,104,638,258.74
  5. Step 5: Solve for x
    x = 665,104,638,258.74/706,936.10
  6. Step 6: Final answer
    x = 940,827.10

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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.