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Finding the Fourth Proportional to 558,756.52, 838,259.73 and 203,770.54

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Solution

The fourth proportional to 558,756.52, 838,259.73 and 203,770.54 is: 305,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,756.52 : 838,259.73 = 203,770.54 : x
  2. Step 2: Convert to fraction form
    558,756.52/838,259.73 = 203,770.54/x
  3. Step 3: Cross multiply
    558,756.52x = 838,259.73 × 203,770.54
  4. Step 4: Simplify right side
    558,756.52x = 170,812,638,919.15
  5. Step 5: Solve for x
    x = 170,812,638,919.15/558,756.52
  6. Step 6: Final answer
    x = 305,701.38

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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.