Home / 493,936.56-740,094.84-209,399.76

Finding the Fourth Proportional to 493,936.56, 740,094.84 and 209,399.76

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Solution

The fourth proportional to 493,936.56, 740,094.84 and 209,399.76 is: 313,756.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,936.56 : 740,094.84 = 209,399.76 : x
  2. Step 2: Convert to fraction form
    493,936.56/740,094.84 = 209,399.76/x
  3. Step 3: Cross multiply
    493,936.56x = 740,094.84 × 209,399.76
  4. Step 4: Simplify right side
    493,936.56x = 154,975,681,873.24
  5. Step 5: Solve for x
    x = 154,975,681,873.24/493,936.56
  6. Step 6: Final answer
    x = 313,756.25

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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.