Home / 760,184.44-1,049,076.30-420,684.28

Finding the Fourth Proportional to 760,184.44, 1,049,076.30 and 420,684.28

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Solution

The fourth proportional to 760,184.44, 1,049,076.30 and 420,684.28 is: 580,556.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,184.44 : 1,049,076.30 = 420,684.28 : x
  2. Step 2: Convert to fraction form
    760,184.44/1,049,076.30 = 420,684.28/x
  3. Step 3: Cross multiply
    760,184.44x = 1,049,076.30 × 420,684.28
  4. Step 4: Simplify right side
    760,184.44x = 441,329,907,930.56
  5. Step 5: Solve for x
    x = 441,329,907,930.56/760,184.44
  6. Step 6: Final answer
    x = 580,556.36

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1.5x scale

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.