Home / 1,277,288.82-1,915,376.88-366,270

Finding the Fourth Proportional to 1,277,288.82, 1,915,376.88 and 366,270

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Solution

The fourth proportional to 1,277,288.82, 1,915,376.88 and 366,270 is: 549,245.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,288.82 : 1,915,376.88 = 366,270 : x
  2. Step 2: Convert to fraction form
    1,277,288.82/1,915,376.88 = 366,270/x
  3. Step 3: Cross multiply
    1,277,288.82x = 1,915,376.88 × 366,270
  4. Step 4: Simplify right side
    1,277,288.82x = 701,545,089,837.60
  5. Step 5: Solve for x
    x = 701,545,089,837.60/1,277,288.82
  6. Step 6: Final answer
    x = 549,245.46

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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.