Home / 682,355.80-1,021,565.40-603,623.80

Finding the Fourth Proportional to 682,355.80, 1,021,565.40 and 603,623.80

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Solution

The fourth proportional to 682,355.80, 1,021,565.40 and 603,623.80 is: 903,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,355.80 : 1,021,565.40 = 603,623.80 : x
  2. Step 2: Convert to fraction form
    682,355.80/1,021,565.40 = 603,623.80/x
  3. Step 3: Cross multiply
    682,355.80x = 1,021,565.40 × 603,623.80
  4. Step 4: Simplify right side
    682,355.80x = 616,641,188,696.52
  5. Step 5: Solve for x
    x = 616,641,188,696.52/682,355.80
  6. Step 6: Final answer
    x = 903,694.51

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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.