Home / 345,982.00-477,373.82-210,012.56

Finding the Fourth Proportional to 345,982.00, 477,373.82 and 210,012.56

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Solution

The fourth proportional to 345,982.00, 477,373.82 and 210,012.56 is: 289,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,982.00 : 477,373.82 = 210,012.56 : x
  2. Step 2: Convert to fraction form
    345,982.00/477,373.82 = 210,012.56/x
  3. Step 3: Cross multiply
    345,982.00x = 477,373.82 × 210,012.56
  4. Step 4: Simplify right side
    345,982.00x = 100,254,498,158.55
  5. Step 5: Solve for x
    x = 100,254,498,158.55/345,982.00
  6. Step 6: Final answer
    x = 289,767.96

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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.