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Finding the Fourth Proportional to 576,485.89, 795,762.82 and 347,053.85

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Solution

The fourth proportional to 576,485.89, 795,762.82 and 347,053.85 is: 479,062.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,485.89 : 795,762.82 = 347,053.85 : x
  2. Step 2: Convert to fraction form
    576,485.89/795,762.82 = 347,053.85/x
  3. Step 3: Cross multiply
    576,485.89x = 795,762.82 × 347,053.85
  4. Step 4: Simplify right side
    576,485.89x = 276,172,550,367.86
  5. Step 5: Solve for x
    x = 276,172,550,367.86/576,485.89
  6. Step 6: Final answer
    x = 479,062.12

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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.