Home / 860,627.30-1,289,759.94-544,518.32

Finding the Fourth Proportional to 860,627.30, 1,289,759.94 and 544,518.32

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Solution

The fourth proportional to 860,627.30, 1,289,759.94 and 544,518.32 is: 816,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,627.30 : 1,289,759.94 = 544,518.32 : x
  2. Step 2: Convert to fraction form
    860,627.30/1,289,759.94 = 544,518.32/x
  3. Step 3: Cross multiply
    860,627.30x = 1,289,759.94 × 544,518.32
  4. Step 4: Simplify right side
    860,627.30x = 702,297,909,283.30
  5. Step 5: Solve for x
    x = 702,297,909,283.30/860,627.30
  6. Step 6: Final answer
    x = 816,030.25

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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.