Home / 764,098.37-1,146,620.19-444,400.28

Finding the Fourth Proportional to 764,098.37, 1,146,620.19 and 444,400.28

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Solution

The fourth proportional to 764,098.37, 1,146,620.19 and 444,400.28 is: 666,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,098.37 : 1,146,620.19 = 444,400.28 : x
  2. Step 2: Convert to fraction form
    764,098.37/1,146,620.19 = 444,400.28/x
  3. Step 3: Cross multiply
    764,098.37x = 1,146,620.19 × 444,400.28
  4. Step 4: Simplify right side
    764,098.37x = 509,558,327,756.55
  5. Step 5: Solve for x
    x = 509,558,327,756.55/764,098.37
  6. Step 6: Final answer
    x = 666,875.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.