Home / 497,067.45-685,953-270,712.95

Finding the Fourth Proportional to 497,067.45, 685,953 and 270,712.95

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Solution

The fourth proportional to 497,067.45, 685,953 and 270,712.95 is: 373,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,067.45 : 685,953 = 270,712.95 : x
  2. Step 2: Convert to fraction form
    497,067.45/685,953 = 270,712.95/x
  3. Step 3: Cross multiply
    497,067.45x = 685,953 × 270,712.95
  4. Step 4: Simplify right side
    497,067.45x = 185,696,360,191.35
  5. Step 5: Solve for x
    x = 185,696,360,191.35/497,067.45
  6. Step 6: Final answer
    x = 373,583.83

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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.