Home / 883,030.12-1,218,749.54-501,092.44

Finding the Fourth Proportional to 883,030.12, 1,218,749.54 and 501,092.44

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Solution

The fourth proportional to 883,030.12, 1,218,749.54 and 501,092.44 is: 691,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,030.12 : 1,218,749.54 = 501,092.44 : x
  2. Step 2: Convert to fraction form
    883,030.12/1,218,749.54 = 501,092.44/x
  3. Step 3: Cross multiply
    883,030.12x = 1,218,749.54 × 501,092.44
  4. Step 4: Simplify right side
    883,030.12x = 610,706,175,195.14
  5. Step 5: Solve for x
    x = 610,706,175,195.14/883,030.12
  6. Step 6: Final answer
    x = 691,602.88

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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.