Home / 682,360.30-1,021,572.15-603,628.30

Finding the Fourth Proportional to 682,360.30, 1,021,572.15 and 603,628.30

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Solution

The fourth proportional to 682,360.30, 1,021,572.15 and 603,628.30 is: 903,701.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,360.30 : 1,021,572.15 = 603,628.30 : x
  2. Step 2: Convert to fraction form
    682,360.30/1,021,572.15 = 603,628.30/x
  3. Step 3: Cross multiply
    682,360.30x = 1,021,572.15 × 603,628.30
  4. Step 4: Simplify right side
    682,360.30x = 616,649,860,231.85
  5. Step 5: Solve for x
    x = 616,649,860,231.85/682,360.30
  6. Step 6: Final answer
    x = 903,701.26

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1.5x scale

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.