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Finding the Fourth Proportional to 533,485.08, 800,226.71 and 249,080.31

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Solution

The fourth proportional to 533,485.08, 800,226.71 and 249,080.31 is: 373,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,485.08 : 800,226.71 = 249,080.31 : x
  2. Step 2: Convert to fraction form
    533,485.08/800,226.71 = 249,080.31/x
  3. Step 3: Cross multiply
    533,485.08x = 800,226.71 × 249,080.31
  4. Step 4: Simplify right side
    533,485.08x = 199,320,715,751.68
  5. Step 5: Solve for x
    x = 199,320,715,751.68/533,485.08
  6. Step 6: Final answer
    x = 373,620.04

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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.