Home / 379,997.55-524,392.73-210,232.89

Finding the Fourth Proportional to 379,997.55, 524,392.73 and 210,232.89

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Solution

The fourth proportional to 379,997.55, 524,392.73 and 210,232.89 is: 290,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,997.55 : 524,392.73 = 210,232.89 : x
  2. Step 2: Convert to fraction form
    379,997.55/524,392.73 = 210,232.89/x
  3. Step 3: Cross multiply
    379,997.55x = 524,392.73 × 210,232.89
  4. Step 4: Simplify right side
    379,997.55x = 110,244,599,122.89
  5. Step 5: Solve for x
    x = 110,244,599,122.89/379,997.55
  6. Step 6: Final answer
    x = 290,119.24

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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.