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Finding the Fourth Proportional to 549,544.46, 824,372.58 and 189,668.48

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Solution

The fourth proportional to 549,544.46, 824,372.58 and 189,668.48 is: 284,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,544.46 : 824,372.58 = 189,668.48 : x
  2. Step 2: Convert to fraction form
    549,544.46/824,372.58 = 189,668.48/x
  3. Step 3: Cross multiply
    549,544.46x = 824,372.58 × 189,668.48
  4. Step 4: Simplify right side
    549,544.46x = 156,357,494,202.28
  5. Step 5: Solve for x
    x = 156,357,494,202.28/549,544.46
  6. Step 6: Final answer
    x = 284,522.01

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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.