Home / 860,636.31-1,289,773.44-544,527.33

Finding the Fourth Proportional to 860,636.31, 1,289,773.44 and 544,527.33

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Solution

The fourth proportional to 860,636.31, 1,289,773.44 and 544,527.33 is: 816,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,636.31 : 1,289,773.44 = 544,527.33 : x
  2. Step 2: Convert to fraction form
    860,636.31/1,289,773.44 = 544,527.33/x
  3. Step 3: Cross multiply
    860,636.31x = 1,289,773.44 × 544,527.33
  4. Step 4: Simplify right side
    860,636.31x = 702,316,887,588.12
  5. Step 5: Solve for x
    x = 702,316,887,588.12/860,636.31
  6. Step 6: Final answer
    x = 816,043.76

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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.