Home / 804,652.56-1,110,428.09-442,083.96

Finding the Fourth Proportional to 804,652.56, 1,110,428.09 and 442,083.96

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Solution

The fourth proportional to 804,652.56, 1,110,428.09 and 442,083.96 is: 610,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,652.56 : 1,110,428.09 = 442,083.96 : x
  2. Step 2: Convert to fraction form
    804,652.56/1,110,428.09 = 442,083.96/x
  3. Step 3: Cross multiply
    804,652.56x = 1,110,428.09 × 442,083.96
  4. Step 4: Simplify right side
    804,652.56x = 490,902,445,112.02
  5. Step 5: Solve for x
    x = 490,902,445,112.02/804,652.56
  6. Step 6: Final answer
    x = 610,080.01

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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.