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Finding the Fourth Proportional to 557,488.94, 836,519.43 and 273,174.16

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Solution

The fourth proportional to 557,488.94, 836,519.43 and 273,174.16 is: 409,901.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,488.94 : 836,519.43 = 273,174.16 : x
  2. Step 2: Convert to fraction form
    557,488.94/836,519.43 = 273,174.16/x
  3. Step 3: Cross multiply
    557,488.94x = 836,519.43 × 273,174.16
  4. Step 4: Simplify right side
    557,488.94x = 228,515,492,613.93
  5. Step 5: Solve for x
    x = 228,515,492,613.93/557,488.94
  6. Step 6: Final answer
    x = 409,901.39

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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.