Home / 982,821.70-1,356,069.54-552,944.98

Finding the Fourth Proportional to 982,821.70, 1,356,069.54 and 552,944.98

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Solution

The fourth proportional to 982,821.70, 1,356,069.54 and 552,944.98 is: 762,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,821.70 : 1,356,069.54 = 552,944.98 : x
  2. Step 2: Convert to fraction form
    982,821.70/1,356,069.54 = 552,944.98/x
  3. Step 3: Cross multiply
    982,821.70x = 1,356,069.54 × 552,944.98
  4. Step 4: Simplify right side
    982,821.70x = 749,831,837,893.56
  5. Step 5: Solve for x
    x = 749,831,837,893.56/982,821.70
  6. Step 6: Final answer
    x = 762,937.82

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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.