Home / 299,789.51-413,714.94-163,829.19

Finding the Fourth Proportional to 299,789.51, 413,714.94 and 163,829.19

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Solution

The fourth proportional to 299,789.51, 413,714.94 and 163,829.19 is: 226,087.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,789.51 : 413,714.94 = 163,829.19 : x
  2. Step 2: Convert to fraction form
    299,789.51/413,714.94 = 163,829.19/x
  3. Step 3: Cross multiply
    299,789.51x = 413,714.94 × 163,829.19
  4. Step 4: Simplify right side
    299,789.51x = 67,778,581,442.52
  5. Step 5: Solve for x
    x = 67,778,581,442.52/299,789.51
  6. Step 6: Final answer
    x = 226,087.24

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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.