Home / 380,273.08-524,775.96-227,303.85

Finding the Fourth Proportional to 380,273.08, 524,775.96 and 227,303.85

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Solution

The fourth proportional to 380,273.08, 524,775.96 and 227,303.85 is: 313,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,273.08 : 524,775.96 = 227,303.85 : x
  2. Step 2: Convert to fraction form
    380,273.08/524,775.96 = 227,303.85/x
  3. Step 3: Cross multiply
    380,273.08x = 524,775.96 × 227,303.85
  4. Step 4: Simplify right side
    380,273.08x = 119,283,594,958.93
  5. Step 5: Solve for x
    x = 119,283,594,958.93/380,273.08
  6. Step 6: Final answer
    x = 313,678.78

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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.