Home / 304,682.09-457,065.66-127,148.42

Finding the Fourth Proportional to 304,682.09, 457,065.66 and 127,148.42

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Solution

The fourth proportional to 304,682.09, 457,065.66 and 127,148.42 is: 190,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,682.09 : 457,065.66 = 127,148.42 : x
  2. Step 2: Convert to fraction form
    304,682.09/457,065.66 = 127,148.42/x
  3. Step 3: Cross multiply
    304,682.09x = 457,065.66 × 127,148.42
  4. Step 4: Simplify right side
    304,682.09x = 58,115,174,219.93
  5. Step 5: Solve for x
    x = 58,115,174,219.93/304,682.09
  6. Step 6: Final answer
    x = 190,740.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.