Home / 982,427.51-1,355,747.86-552,707.93

Finding the Fourth Proportional to 982,427.51, 1,355,747.86 and 552,707.93

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Solution

The fourth proportional to 982,427.51, 1,355,747.86 and 552,707.93 is: 762,735.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,427.51 : 1,355,747.86 = 552,707.93 : x
  2. Step 2: Convert to fraction form
    982,427.51/1,355,747.86 = 552,707.93/x
  3. Step 3: Cross multiply
    982,427.51x = 1,355,747.86 × 552,707.93
  4. Step 4: Simplify right side
    982,427.51x = 749,332,597,382.78
  5. Step 5: Solve for x
    x = 749,332,597,382.78/982,427.51
  6. Step 6: Final answer
    x = 762,735.76

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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.