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Finding the Fourth Proportional to 558,906.21, 837,798.73 and 259,597.00

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Solution

The fourth proportional to 558,906.21, 837,798.73 and 259,597.00 is: 389,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,906.21 : 837,798.73 = 259,597.00 : x
  2. Step 2: Convert to fraction form
    558,906.21/837,798.73 = 259,597.00/x
  3. Step 3: Cross multiply
    558,906.21x = 837,798.73 × 259,597.00
  4. Step 4: Simplify right side
    558,906.21x = 217,490,037,310.07
  5. Step 5: Solve for x
    x = 217,490,037,310.07/558,906.21
  6. Step 6: Final answer
    x = 389,135.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.