Home / 289,194.54-433,508.67-120,763.04

Finding the Fourth Proportional to 289,194.54, 433,508.67 and 120,763.04

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Solution

The fourth proportional to 289,194.54, 433,508.67 and 120,763.04 is: 181,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,194.54 : 433,508.67 = 120,763.04 : x
  2. Step 2: Convert to fraction form
    289,194.54/433,508.67 = 120,763.04/x
  3. Step 3: Cross multiply
    289,194.54x = 433,508.67 × 120,763.04
  4. Step 4: Simplify right side
    289,194.54x = 52,351,823,219.53
  5. Step 5: Solve for x
    x = 52,351,823,219.53/289,194.54
  6. Step 6: Final answer
    x = 181,026.32

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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.