Home / 930,481.02-1,284,551.46-626,157.54

Finding the Fourth Proportional to 930,481.02, 1,284,551.46 and 626,157.54

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Solution

The fourth proportional to 930,481.02, 1,284,551.46 and 626,157.54 is: 864,425.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,481.02 : 1,284,551.46 = 626,157.54 : x
  2. Step 2: Convert to fraction form
    930,481.02/1,284,551.46 = 626,157.54/x
  3. Step 3: Cross multiply
    930,481.02x = 1,284,551.46 × 626,157.54
  4. Step 4: Simplify right side
    930,481.02x = 804,331,582,197.01
  5. Step 5: Solve for x
    x = 804,331,582,197.01/930,481.02
  6. Step 6: Final answer
    x = 864,425.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.