Home / 1,055,185.52-1,456,157.30-571,750.28

Finding the Fourth Proportional to 1,055,185.52, 1,456,157.30 and 571,750.28

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Solution

The fourth proportional to 1,055,185.52, 1,456,157.30 and 571,750.28 is: 789,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,185.52 : 1,456,157.30 = 571,750.28 : x
  2. Step 2: Convert to fraction form
    1,055,185.52/1,456,157.30 = 571,750.28/x
  3. Step 3: Cross multiply
    1,055,185.52x = 1,456,157.30 × 571,750.28
  4. Step 4: Simplify right side
    1,055,185.52x = 832,558,343,999.04
  5. Step 5: Solve for x
    x = 832,558,343,999.04/1,055,185.52
  6. Step 6: Final answer
    x = 789,016.08

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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.