Home / 727,716.96-1,092,268.80-525,515.04

Finding the Fourth Proportional to 727,716.96, 1,092,268.80 and 525,515.04

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Solution

The fourth proportional to 727,716.96, 1,092,268.80 and 525,515.04 is: 788,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,716.96 : 1,092,268.80 = 525,515.04 : x
  2. Step 2: Convert to fraction form
    727,716.96/1,092,268.80 = 525,515.04/x
  3. Step 3: Cross multiply
    727,716.96x = 1,092,268.80 × 525,515.04
  4. Step 4: Simplify right side
    727,716.96x = 574,003,682,122.75
  5. Step 5: Solve for x
    x = 574,003,682,122.75/727,716.96
  6. Step 6: Final answer
    x = 788,773.26

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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.