Home / 1,505,390.48-2,257,609.84-494,345.76

Finding the Fourth Proportional to 1,505,390.48, 2,257,609.84 and 494,345.76

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Solution

The fourth proportional to 1,505,390.48, 2,257,609.84 and 494,345.76 is: 741,362.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,390.48 : 2,257,609.84 = 494,345.76 : x
  2. Step 2: Convert to fraction form
    1,505,390.48/2,257,609.84 = 494,345.76/x
  3. Step 3: Cross multiply
    1,505,390.48x = 2,257,609.84 × 494,345.76
  4. Step 4: Simplify right side
    1,505,390.48x = 1,116,039,852,138.28
  5. Step 5: Solve for x
    x = 1,116,039,852,138.28/1,505,390.48
  6. Step 6: Final answer
    x = 741,362.37

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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.