Home / 744,083.22-1,026,869.94-421,799.58

Finding the Fourth Proportional to 744,083.22, 1,026,869.94 and 421,799.58

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Solution

The fourth proportional to 744,083.22, 1,026,869.94 and 421,799.58 is: 582,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,083.22 : 1,026,869.94 = 421,799.58 : x
  2. Step 2: Convert to fraction form
    744,083.22/1,026,869.94 = 421,799.58/x
  3. Step 3: Cross multiply
    744,083.22x = 1,026,869.94 × 421,799.58
  4. Step 4: Simplify right side
    744,083.22x = 433,133,309,406.63
  5. Step 5: Solve for x
    x = 433,133,309,406.63/744,083.22
  6. Step 6: Final answer
    x = 582,103.32

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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.