Home / 804,447.59-1,110,142.26-441,859.39

Finding the Fourth Proportional to 804,447.59, 1,110,142.26 and 441,859.39

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Solution

The fourth proportional to 804,447.59, 1,110,142.26 and 441,859.39 is: 609,768.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,447.59 : 1,110,142.26 = 441,859.39 : x
  2. Step 2: Convert to fraction form
    804,447.59/1,110,142.26 = 441,859.39/x
  3. Step 3: Cross multiply
    804,447.59x = 1,110,142.26 × 441,859.39
  4. Step 4: Simplify right side
    804,447.59x = 490,526,779,041.47
  5. Step 5: Solve for x
    x = 490,526,779,041.47/804,447.59
  6. Step 6: Final answer
    x = 609,768.48

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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.