Home / 351,035.35-484,428.23-189,889.90

Finding the Fourth Proportional to 351,035.35, 484,428.23 and 189,889.90

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Solution

The fourth proportional to 351,035.35, 484,428.23 and 189,889.90 is: 262,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,035.35 : 484,428.23 = 189,889.90 : x
  2. Step 2: Convert to fraction form
    351,035.35/484,428.23 = 189,889.90/x
  3. Step 3: Cross multiply
    351,035.35x = 484,428.23 × 189,889.90
  4. Step 4: Simplify right side
    351,035.35x = 91,988,026,703.44
  5. Step 5: Solve for x
    x = 91,988,026,703.44/351,035.35
  6. Step 6: Final answer
    x = 262,047.76

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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.