Home / 1,025,382.35-1,538,405.67-492,944.90

Finding the Fourth Proportional to 1,025,382.35, 1,538,405.67 and 492,944.90

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Solution

The fourth proportional to 1,025,382.35, 1,538,405.67 and 492,944.90 is: 739,577.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,382.35 : 1,538,405.67 = 492,944.90 : x
  2. Step 2: Convert to fraction form
    1,025,382.35/1,538,405.67 = 492,944.90/x
  3. Step 3: Cross multiply
    1,025,382.35x = 1,538,405.67 × 492,944.90
  4. Step 4: Simplify right side
    1,025,382.35x = 758,349,221,465.56
  5. Step 5: Solve for x
    x = 758,349,221,465.56/1,025,382.35
  6. Step 6: Final answer
    x = 739,577.02

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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.