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Finding the Fourth Proportional to 355,655.22, 533,482.22 and 166,052.04

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Solution

The fourth proportional to 355,655.22, 533,482.22 and 166,052.04 is: 249,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,655.22 : 533,482.22 = 166,052.04 : x
  2. Step 2: Convert to fraction form
    355,655.22/533,482.22 = 166,052.04/x
  3. Step 3: Cross multiply
    355,655.22x = 533,482.22 × 166,052.04
  4. Step 4: Simplify right side
    355,655.22x = 88,585,810,934.73
  5. Step 5: Solve for x
    x = 88,585,810,934.73/355,655.22
  6. Step 6: Final answer
    x = 249,077.78

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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.