Home / 486,609.24-671,530.83-271,749.51

Finding the Fourth Proportional to 486,609.24, 671,530.83 and 271,749.51

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Solution

The fourth proportional to 486,609.24, 671,530.83 and 271,749.51 is: 375,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,609.24 : 671,530.83 = 271,749.51 : x
  2. Step 2: Convert to fraction form
    486,609.24/671,530.83 = 271,749.51/x
  3. Step 3: Cross multiply
    486,609.24x = 671,530.83 × 271,749.51
  4. Step 4: Simplify right side
    486,609.24x = 182,488,174,002.39
  5. Step 5: Solve for x
    x = 182,488,174,002.39/486,609.24
  6. Step 6: Final answer
    x = 375,019.95

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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.