Home / 770,029.08-1,155,240.46-296,587.32

Finding the Fourth Proportional to 770,029.08, 1,155,240.46 and 296,587.32

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Solution

The fourth proportional to 770,029.08, 1,155,240.46 and 296,587.32 is: 444,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,029.08 : 1,155,240.46 = 296,587.32 : x
  2. Step 2: Convert to fraction form
    770,029.08/1,155,240.46 = 296,587.32/x
  3. Step 3: Cross multiply
    770,029.08x = 1,155,240.46 × 296,587.32
  4. Step 4: Simplify right side
    770,029.08x = 342,629,671,986.97
  5. Step 5: Solve for x
    x = 342,629,671,986.97/770,029.08
  6. Step 6: Final answer
    x = 444,956.80

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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.