Home / 801,090.16-1,200,804.82-500,881.34

Finding the Fourth Proportional to 801,090.16, 1,200,804.82 and 500,881.34

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Solution

The fourth proportional to 801,090.16, 1,200,804.82 and 500,881.34 is: 750,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,090.16 : 1,200,804.82 = 500,881.34 : x
  2. Step 2: Convert to fraction form
    801,090.16/1,200,804.82 = 500,881.34/x
  3. Step 3: Cross multiply
    801,090.16x = 1,200,804.82 × 500,881.34
  4. Step 4: Simplify right side
    801,090.16x = 601,460,729,069.87
  5. Step 5: Solve for x
    x = 601,460,729,069.87/801,090.16
  6. Step 6: Final answer
    x = 750,802.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.