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Finding the Fourth Proportional to 533,567.70, 800,352.90 and 218,024.60

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Solution

The fourth proportional to 533,567.70, 800,352.90 and 218,024.60 is: 327,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,567.70 : 800,352.90 = 218,024.60 : x
  2. Step 2: Convert to fraction form
    533,567.70/800,352.90 = 218,024.60/x
  3. Step 3: Cross multiply
    533,567.70x = 800,352.90 × 218,024.60
  4. Step 4: Simplify right side
    533,567.70x = 174,496,620,881.34
  5. Step 5: Solve for x
    x = 174,496,620,881.34/533,567.70
  6. Step 6: Final answer
    x = 327,037.45

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1.5x scale

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.