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Finding the Fourth Proportional to 594,045.36, 891,106.92 and 173,286

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Solution

The fourth proportional to 594,045.36, 891,106.92 and 173,286 is: 259,940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,045.36 : 891,106.92 = 173,286 : x
  2. Step 2: Convert to fraction form
    594,045.36/891,106.92 = 173,286/x
  3. Step 3: Cross multiply
    594,045.36x = 891,106.92 × 173,286
  4. Step 4: Simplify right side
    594,045.36x = 154,416,353,739.12
  5. Step 5: Solve for x
    x = 154,416,353,739.12/594,045.36
  6. Step 6: Final answer
    x = 259,940.34

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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.