Home / 380,337.80-524,901.37-210,571.93

Finding the Fourth Proportional to 380,337.80, 524,901.37 and 210,571.93

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Solution

The fourth proportional to 380,337.80, 524,901.37 and 210,571.93 is: 290,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,337.80 : 524,901.37 = 210,571.93 : x
  2. Step 2: Convert to fraction form
    380,337.80/524,901.37 = 210,571.93/x
  3. Step 3: Cross multiply
    380,337.80x = 524,901.37 × 210,571.93
  4. Step 4: Simplify right side
    380,337.80x = 110,529,494,540.54
  5. Step 5: Solve for x
    x = 110,529,494,540.54/380,337.80
  6. Step 6: Final answer
    x = 290,608.76

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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.