Home / 792,275.50-1,093,396.69-448,114.60

Finding the Fourth Proportional to 792,275.50, 1,093,396.69 and 448,114.60

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Solution

The fourth proportional to 792,275.50, 1,093,396.69 and 448,114.60 is: 618,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,275.50 : 1,093,396.69 = 448,114.60 : x
  2. Step 2: Convert to fraction form
    792,275.50/1,093,396.69 = 448,114.60/x
  3. Step 3: Cross multiply
    792,275.50x = 1,093,396.69 × 448,114.60
  4. Step 4: Simplify right side
    792,275.50x = 489,967,020,380.67
  5. Step 5: Solve for x
    x = 489,967,020,380.67/792,275.50
  6. Step 6: Final answer
    x = 618,430.10

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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.