Home / 792,213.12-1,093,197.60-448,047.36

Finding the Fourth Proportional to 792,213.12, 1,093,197.60 and 448,047.36

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Solution

The fourth proportional to 792,213.12, 1,093,197.60 and 448,047.36 is: 618,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,213.12 : 1,093,197.60 = 448,047.36 : x
  2. Step 2: Convert to fraction form
    792,213.12/1,093,197.60 = 448,047.36/x
  3. Step 3: Cross multiply
    792,213.12x = 1,093,197.60 × 448,047.36
  4. Step 4: Simplify right side
    792,213.12x = 489,804,298,638.34
  5. Step 5: Solve for x
    x = 489,804,298,638.34/792,213.12
  6. Step 6: Final answer
    x = 618,273.40

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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.