Home / 958,297.96-1,322,428.01-528,568.86

Finding the Fourth Proportional to 958,297.96, 1,322,428.01 and 528,568.86

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Solution

The fourth proportional to 958,297.96, 1,322,428.01 and 528,568.86 is: 729,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,297.96 : 1,322,428.01 = 528,568.86 : x
  2. Step 2: Convert to fraction form
    958,297.96/1,322,428.01 = 528,568.86/x
  3. Step 3: Cross multiply
    958,297.96x = 1,322,428.01 × 528,568.86
  4. Step 4: Simplify right side
    958,297.96x = 698,994,269,312.94
  5. Step 5: Solve for x
    x = 698,994,269,312.94/958,297.96
  6. Step 6: Final answer
    x = 729,412.25

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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.