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Finding the Fourth Proportional to 496,512.02, 685,237.02 and 292,628.59

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Solution

The fourth proportional to 496,512.02, 685,237.02 and 292,628.59 is: 403,857.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,512.02 : 685,237.02 = 292,628.59 : x
  2. Step 2: Convert to fraction form
    496,512.02/685,237.02 = 292,628.59/x
  3. Step 3: Cross multiply
    496,512.02x = 685,237.02 × 292,628.59
  4. Step 4: Simplify right side
    496,512.02x = 200,519,942,978.40
  5. Step 5: Solve for x
    x = 200,519,942,978.40/496,512.02
  6. Step 6: Final answer
    x = 403,857.18

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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.