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Finding the Fourth Proportional to 575,163.81, 794,148.57 and 371,333.79

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Solution

The fourth proportional to 575,163.81, 794,148.57 and 371,333.79 is: 512,713.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,163.81 : 794,148.57 = 371,333.79 : x
  2. Step 2: Convert to fraction form
    575,163.81/794,148.57 = 371,333.79/x
  3. Step 3: Cross multiply
    575,163.81x = 794,148.57 × 371,333.79
  4. Step 4: Simplify right side
    575,163.81x = 294,894,198,321.18
  5. Step 5: Solve for x
    x = 294,894,198,321.18/575,163.81
  6. Step 6: Final answer
    x = 512,713.41

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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.