Home / 744,577.82-1,027,874.34-458,343.26

Finding the Fourth Proportional to 744,577.82, 1,027,874.34 and 458,343.26

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Solution

The fourth proportional to 744,577.82, 1,027,874.34 and 458,343.26 is: 632,733.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,577.82 : 1,027,874.34 = 458,343.26 : x
  2. Step 2: Convert to fraction form
    744,577.82/1,027,874.34 = 458,343.26/x
  3. Step 3: Cross multiply
    744,577.82x = 1,027,874.34 × 458,343.26
  4. Step 4: Simplify right side
    744,577.82x = 471,119,275,865.95
  5. Step 5: Solve for x
    x = 471,119,275,865.95/744,577.82
  6. Step 6: Final answer
    x = 632,733.43

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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.