Home / 1,087,610.14-1,631,498.27-329,514.40

Finding the Fourth Proportional to 1,087,610.14, 1,631,498.27 and 329,514.40

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Solution

The fourth proportional to 1,087,610.14, 1,631,498.27 and 329,514.40 is: 494,296.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,610.14 : 1,631,498.27 = 329,514.40 : x
  2. Step 2: Convert to fraction form
    1,087,610.14/1,631,498.27 = 329,514.40/x
  3. Step 3: Cross multiply
    1,087,610.14x = 1,631,498.27 × 329,514.40
  4. Step 4: Simplify right side
    1,087,610.14x = 537,602,173,540.09
  5. Step 5: Solve for x
    x = 537,602,173,540.09/1,087,610.14
  6. Step 6: Final answer
    x = 494,296.76

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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.