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Finding the Fourth Proportional to 569,018.90, 785,246.92 and 324,003.85

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Solution

The fourth proportional to 569,018.90, 785,246.92 and 324,003.85 is: 447,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,018.90 : 785,246.92 = 324,003.85 : x
  2. Step 2: Convert to fraction form
    569,018.90/785,246.92 = 324,003.85/x
  3. Step 3: Cross multiply
    569,018.90x = 785,246.92 × 324,003.85
  4. Step 4: Simplify right side
    569,018.90x = 254,423,027,243.76
  5. Step 5: Solve for x
    x = 254,423,027,243.76/569,018.90
  6. Step 6: Final answer
    x = 447,125.80

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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.