Home / 982,628.60-1,356,018.68-552,900.14

Finding the Fourth Proportional to 982,628.60, 1,356,018.68 and 552,900.14

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Solution

The fourth proportional to 982,628.60, 1,356,018.68 and 552,900.14 is: 762,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,628.60 : 1,356,018.68 = 552,900.14 : x
  2. Step 2: Convert to fraction form
    982,628.60/1,356,018.68 = 552,900.14/x
  3. Step 3: Cross multiply
    982,628.60x = 1,356,018.68 × 552,900.14
  4. Step 4: Simplify right side
    982,628.60x = 749,742,918,014.62
  5. Step 5: Solve for x
    x = 749,742,918,014.62/982,628.60
  6. Step 6: Final answer
    x = 762,997.25

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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.