Home / 384,932.52-531,160.54-212,827.23

Finding the Fourth Proportional to 384,932.52, 531,160.54 and 212,827.23

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Solution

The fourth proportional to 384,932.52, 531,160.54 and 212,827.23 is: 293,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,932.52 : 531,160.54 = 212,827.23 : x
  2. Step 2: Convert to fraction form
    384,932.52/531,160.54 = 212,827.23/x
  3. Step 3: Cross multiply
    384,932.52x = 531,160.54 × 212,827.23
  4. Step 4: Simplify right side
    384,932.52x = 113,045,425,881.44
  5. Step 5: Solve for x
    x = 113,045,425,881.44/384,932.52
  6. Step 6: Final answer
    x = 293,675.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.