Home / 379,825.98-524,150.91-210,056.46

Finding the Fourth Proportional to 379,825.98, 524,150.91 and 210,056.46

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Solution

The fourth proportional to 379,825.98, 524,150.91 and 210,056.46 is: 289,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,825.98 : 524,150.91 = 210,056.46 : x
  2. Step 2: Convert to fraction form
    379,825.98/524,150.91 = 210,056.46/x
  3. Step 3: Cross multiply
    379,825.98x = 524,150.91 × 210,056.46
  4. Step 4: Simplify right side
    379,825.98x = 110,101,284,660.38
  5. Step 5: Solve for x
    x = 110,101,284,660.38/379,825.98
  6. Step 6: Final answer
    x = 289,872.97

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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.