Home / 760,863.88-1,049,984.58-412,002.64

Finding the Fourth Proportional to 760,863.88, 1,049,984.58 and 412,002.64

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Solution

The fourth proportional to 760,863.88, 1,049,984.58 and 412,002.64 is: 568,559.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,863.88 : 1,049,984.58 = 412,002.64 : x
  2. Step 2: Convert to fraction form
    760,863.88/1,049,984.58 = 412,002.64/x
  3. Step 3: Cross multiply
    760,863.88x = 1,049,984.58 × 412,002.64
  4. Step 4: Simplify right side
    760,863.88x = 432,596,418,919.29
  5. Step 5: Solve for x
    x = 432,596,418,919.29/760,863.88
  6. Step 6: Final answer
    x = 568,559.54

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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.