Home / 925,867.08-1,388,911.59-326,704.41

Finding the Fourth Proportional to 925,867.08, 1,388,911.59 and 326,704.41

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Solution

The fourth proportional to 925,867.08, 1,388,911.59 and 326,704.41 is: 490,095.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,867.08 : 1,388,911.59 = 326,704.41 : x
  2. Step 2: Convert to fraction form
    925,867.08/1,388,911.59 = 326,704.41/x
  3. Step 3: Cross multiply
    925,867.08x = 1,388,911.59 × 326,704.41
  4. Step 4: Simplify right side
    925,867.08x = 453,763,541,553.11
  5. Step 5: Solve for x
    x = 453,763,541,553.11/925,867.08
  6. Step 6: Final answer
    x = 490,095.77

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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.