Home / 1,498,273.31-2,247,430.67-487,400.56

Finding the Fourth Proportional to 1,498,273.31, 2,247,430.67 and 487,400.56

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Solution

The fourth proportional to 1,498,273.31, 2,247,430.67 and 487,400.56 is: 731,107.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,273.31 : 2,247,430.67 = 487,400.56 : x
  2. Step 2: Convert to fraction form
    1,498,273.31/2,247,430.67 = 487,400.56/x
  3. Step 3: Cross multiply
    1,498,273.31x = 2,247,430.67 × 487,400.56
  4. Step 4: Simplify right side
    1,498,273.31x = 1,095,398,967,119.18
  5. Step 5: Solve for x
    x = 1,095,398,967,119.18/1,498,273.31
  6. Step 6: Final answer
    x = 731,107.58

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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.