Home / 351,130.82-484,557.08-189,982.34

Finding the Fourth Proportional to 351,130.82, 484,557.08 and 189,982.34

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Solution

The fourth proportional to 351,130.82, 484,557.08 and 189,982.34 is: 262,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,130.82 : 484,557.08 = 189,982.34 : x
  2. Step 2: Convert to fraction form
    351,130.82/484,557.08 = 189,982.34/x
  3. Step 3: Cross multiply
    351,130.82x = 484,557.08 × 189,982.34
  4. Step 4: Simplify right side
    351,130.82x = 92,057,284,549.27
  5. Step 5: Solve for x
    x = 92,057,284,549.27/351,130.82
  6. Step 6: Final answer
    x = 262,173.76

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1.5x scale

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.