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Finding the Fourth Proportional to 325,046.70, 448,567.29 and 181,820.07

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Solution

The fourth proportional to 325,046.70, 448,567.29 and 181,820.07 is: 250,913.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,046.70 : 448,567.29 = 181,820.07 : x
  2. Step 2: Convert to fraction form
    325,046.70/448,567.29 = 181,820.07/x
  3. Step 3: Cross multiply
    325,046.70x = 448,567.29 × 181,820.07
  4. Step 4: Simplify right side
    325,046.70x = 81,558,536,067.51
  5. Step 5: Solve for x
    x = 81,558,536,067.51/325,046.70
  6. Step 6: Final answer
    x = 250,913.29

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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.