Home / 671,111.25-1,006,824.54-221,832.13

Finding the Fourth Proportional to 671,111.25, 1,006,824.54 and 221,832.13

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Solution

The fourth proportional to 671,111.25, 1,006,824.54 and 221,832.13 is: 332,800.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,111.25 : 1,006,824.54 = 221,832.13 : x
  2. Step 2: Convert to fraction form
    671,111.25/1,006,824.54 = 221,832.13/x
  3. Step 3: Cross multiply
    671,111.25x = 1,006,824.54 × 221,832.13
  4. Step 4: Simplify right side
    671,111.25x = 223,346,032,244.47
  5. Step 5: Solve for x
    x = 223,346,032,244.47/671,111.25
  6. Step 6: Final answer
    x = 332,800.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.