Home / 380,037.21-524,222.87-250,976.88

Finding the Fourth Proportional to 380,037.21, 524,222.87 and 250,976.88

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Solution

The fourth proportional to 380,037.21, 524,222.87 and 250,976.88 is: 346,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,037.21 : 524,222.87 = 250,976.88 : x
  2. Step 2: Convert to fraction form
    380,037.21/524,222.87 = 250,976.88/x
  3. Step 3: Cross multiply
    380,037.21x = 524,222.87 × 250,976.88
  4. Step 4: Simplify right side
    380,037.21x = 131,567,817,716.13
  5. Step 5: Solve for x
    x = 131,567,817,716.13/380,037.21
  6. Step 6: Final answer
    x = 346,197.20

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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.