Home / 722,763.18-1,083,423.06-483,078.96

Finding the Fourth Proportional to 722,763.18, 1,083,423.06 and 483,078.96

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Solution

The fourth proportional to 722,763.18, 1,083,423.06 and 483,078.96 is: 724,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,763.18 : 1,083,423.06 = 483,078.96 : x
  2. Step 2: Convert to fraction form
    722,763.18/1,083,423.06 = 483,078.96/x
  3. Step 3: Cross multiply
    722,763.18x = 1,083,423.06 × 483,078.96
  4. Step 4: Simplify right side
    722,763.18x = 523,378,885,064.82
  5. Step 5: Solve for x
    x = 523,378,885,064.82/722,763.18
  6. Step 6: Final answer
    x = 724,136.06

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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.