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Finding the Fourth Proportional to 533,448.54, 800,006.34 and 178,379.67

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Solution

The fourth proportional to 533,448.54, 800,006.34 and 178,379.67 is: 267,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,448.54 : 800,006.34 = 178,379.67 : x
  2. Step 2: Convert to fraction form
    533,448.54/800,006.34 = 178,379.67/x
  3. Step 3: Cross multiply
    533,448.54x = 800,006.34 × 178,379.67
  4. Step 4: Simplify right side
    533,448.54x = 142,704,866,927.11
  5. Step 5: Solve for x
    x = 142,704,866,927.11/533,448.54
  6. Step 6: Final answer
    x = 267,513.84

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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.