Home / 682,638.60-1,023,127.65-483,016.53

Finding the Fourth Proportional to 682,638.60, 1,023,127.65 and 483,016.53

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Solution

The fourth proportional to 682,638.60, 1,023,127.65 and 483,016.53 is: 723,937.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,638.60 : 1,023,127.65 = 483,016.53 : x
  2. Step 2: Convert to fraction form
    682,638.60/1,023,127.65 = 483,016.53/x
  3. Step 3: Cross multiply
    682,638.60x = 1,023,127.65 × 483,016.53
  4. Step 4: Simplify right side
    682,638.60x = 494,187,567,250.06
  5. Step 5: Solve for x
    x = 494,187,567,250.06/682,638.60
  6. Step 6: Final answer
    x = 723,937.33

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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.