Home / 380,090.66-524,525.04-208,008.73

Finding the Fourth Proportional to 380,090.66, 524,525.04 and 208,008.73

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Solution

The fourth proportional to 380,090.66, 524,525.04 and 208,008.73 is: 287,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,090.66 : 524,525.04 = 208,008.73 : x
  2. Step 2: Convert to fraction form
    380,090.66/524,525.04 = 208,008.73/x
  3. Step 3: Cross multiply
    380,090.66x = 524,525.04 × 208,008.73
  4. Step 4: Simplify right side
    380,090.66x = 109,105,786,112.29
  5. Step 5: Solve for x
    x = 109,105,786,112.29/380,090.66
  6. Step 6: Final answer
    x = 287,052.01

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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.