Home / 804,387.92-1,110,068.64-441,845.28

Finding the Fourth Proportional to 804,387.92, 1,110,068.64 and 441,845.28

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Solution

The fourth proportional to 804,387.92, 1,110,068.64 and 441,845.28 is: 609,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,387.92 : 1,110,068.64 = 441,845.28 : x
  2. Step 2: Convert to fraction form
    804,387.92/1,110,068.64 = 441,845.28/x
  3. Step 3: Cross multiply
    804,387.92x = 1,110,068.64 × 441,845.28
  4. Step 4: Simplify right side
    804,387.92x = 490,478,589,060.02
  5. Step 5: Solve for x
    x = 490,478,589,060.02/804,387.92
  6. Step 6: Final answer
    x = 609,753.80

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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.