Home / 735,616-1,096,986.65-728,889.63

Finding the Fourth Proportional to 735,616, 1,096,986.65 and 728,889.63

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Solution

The fourth proportional to 735,616, 1,096,986.65 and 728,889.63 is: 1,086,955.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,616 : 1,096,986.65 = 728,889.63 : x
  2. Step 2: Convert to fraction form
    735,616/1,096,986.65 = 728,889.63/x
  3. Step 3: Cross multiply
    735,616x = 1,096,986.65 × 728,889.63
  4. Step 4: Simplify right side
    735,616x = 799,582,193,433.44
  5. Step 5: Solve for x
    x = 799,582,193,433.44/735,616
  6. Step 6: Final answer
    x = 1,086,955.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.