Home / 860,610.87-1,289,735.33-544,501.89

Finding the Fourth Proportional to 860,610.87, 1,289,735.33 and 544,501.89

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Solution

The fourth proportional to 860,610.87, 1,289,735.33 and 544,501.89 is: 816,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,610.87 : 1,289,735.33 = 544,501.89 : x
  2. Step 2: Convert to fraction form
    860,610.87/1,289,735.33 = 544,501.89/x
  3. Step 3: Cross multiply
    860,610.87x = 1,289,735.33 × 544,501.89
  4. Step 4: Simplify right side
    860,610.87x = 702,263,322,062.26
  5. Step 5: Solve for x
    x = 702,263,322,062.26/860,610.87
  6. Step 6: Final answer
    x = 816,005.64

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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.