Home / 958,512.89-1,322,752.28-528,792.91

Finding the Fourth Proportional to 958,512.89, 1,322,752.28 and 528,792.91

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Solution

The fourth proportional to 958,512.89, 1,322,752.28 and 528,792.91 is: 729,736.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,512.89 : 1,322,752.28 = 528,792.91 : x
  2. Step 2: Convert to fraction form
    958,512.89/1,322,752.28 = 528,792.91/x
  3. Step 3: Cross multiply
    958,512.89x = 1,322,752.28 × 528,792.91
  4. Step 4: Simplify right side
    958,512.89x = 699,462,021,399.49
  5. Step 5: Solve for x
    x = 699,462,021,399.49/958,512.89
  6. Step 6: Final answer
    x = 729,736.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.