Home / 356,092.58-491,329.19-210,826.23

Finding the Fourth Proportional to 356,092.58, 491,329.19 and 210,826.23

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Solution

The fourth proportional to 356,092.58, 491,329.19 and 210,826.23 is: 290,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,092.58 : 491,329.19 = 210,826.23 : x
  2. Step 2: Convert to fraction form
    356,092.58/491,329.19 = 210,826.23/x
  3. Step 3: Cross multiply
    356,092.58x = 491,329.19 × 210,826.23
  4. Step 4: Simplify right side
    356,092.58x = 103,585,079,762.52
  5. Step 5: Solve for x
    x = 103,585,079,762.52/356,092.58
  6. Step 6: Final answer
    x = 290,893.68

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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.