Home / 828,127.26-1,242,453.36-295,636.50

Finding the Fourth Proportional to 828,127.26, 1,242,453.36 and 295,636.50

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Solution

The fourth proportional to 828,127.26, 1,242,453.36 and 295,636.50 is: 443,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,127.26 : 1,242,453.36 = 295,636.50 : x
  2. Step 2: Convert to fraction form
    828,127.26/1,242,453.36 = 295,636.50/x
  3. Step 3: Cross multiply
    828,127.26x = 1,242,453.36 × 295,636.50
  4. Step 4: Simplify right side
    828,127.26x = 367,314,562,763.64
  5. Step 5: Solve for x
    x = 367,314,562,763.64/828,127.26
  6. Step 6: Final answer
    x = 443,548.45

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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.