Home / 860,611.87-1,289,736.82-544,502.89

Finding the Fourth Proportional to 860,611.87, 1,289,736.82 and 544,502.89

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Solution

The fourth proportional to 860,611.87, 1,289,736.82 and 544,502.89 is: 816,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,611.87 : 1,289,736.82 = 544,502.89 : x
  2. Step 2: Convert to fraction form
    860,611.87/1,289,736.82 = 544,502.89/x
  3. Step 3: Cross multiply
    860,611.87x = 1,289,736.82 × 544,502.89
  4. Step 4: Simplify right side
    860,611.87x = 702,265,425,829.41
  5. Step 5: Solve for x
    x = 702,265,425,829.41/860,611.87
  6. Step 6: Final answer
    x = 816,007.13

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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.