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Finding the Fourth Proportional to 344,857.52, 475,747.06 and 249,212.72

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Solution

The fourth proportional to 344,857.52, 475,747.06 and 249,212.72 is: 343,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,857.52 : 475,747.06 = 249,212.72 : x
  2. Step 2: Convert to fraction form
    344,857.52/475,747.06 = 249,212.72/x
  3. Step 3: Cross multiply
    344,857.52x = 475,747.06 × 249,212.72
  4. Step 4: Simplify right side
    344,857.52x = 118,562,218,854.60
  5. Step 5: Solve for x
    x = 118,562,218,854.60/344,857.52
  6. Step 6: Final answer
    x = 343,800.59

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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.