Home / 685,344.24-1,028,533.43-468,685.29

Finding the Fourth Proportional to 685,344.24, 1,028,533.43 and 468,685.29

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Solution

The fourth proportional to 685,344.24, 1,028,533.43 and 468,685.29 is: 703,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,344.24 : 1,028,533.43 = 468,685.29 : x
  2. Step 2: Convert to fraction form
    685,344.24/1,028,533.43 = 468,685.29/x
  3. Step 3: Cross multiply
    685,344.24x = 1,028,533.43 × 468,685.29
  4. Step 4: Simplify right side
    685,344.24x = 482,058,483,771.58
  5. Step 5: Solve for x
    x = 482,058,483,771.58/685,344.24
  6. Step 6: Final answer
    x = 703,381.54

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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.