Home / 794,072.80-1,190,853.12-261,467.20

Finding the Fourth Proportional to 794,072.80, 1,190,853.12 and 261,467.20

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Solution

The fourth proportional to 794,072.80, 1,190,853.12 and 261,467.20 is: 392,116.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,072.80 : 1,190,853.12 = 261,467.20 : x
  2. Step 2: Convert to fraction form
    794,072.80/1,190,853.12 = 261,467.20/x
  3. Step 3: Cross multiply
    794,072.80x = 1,190,853.12 × 261,467.20
  4. Step 4: Simplify right side
    794,072.80x = 311,369,030,897.66
  5. Step 5: Solve for x
    x = 311,369,030,897.66/794,072.80
  6. Step 6: Final answer
    x = 392,116.48

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1.5x scale

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.