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Finding the Fourth Proportional to 576,051.86, 794,361.66 and 382,391.26

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Solution

The fourth proportional to 576,051.86, 794,361.66 and 382,391.26 is: 527,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,051.86 : 794,361.66 = 382,391.26 : x
  2. Step 2: Convert to fraction form
    576,051.86/794,361.66 = 382,391.26/x
  3. Step 3: Cross multiply
    576,051.86x = 794,361.66 × 382,391.26
  4. Step 4: Simplify right side
    576,051.86x = 303,756,956,063.09
  5. Step 5: Solve for x
    x = 303,756,956,063.09/576,051.86
  6. Step 6: Final answer
    x = 527,308.35

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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.