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Finding the Fourth Proportional to 539,176.88, 744,059.31 and 297,461.54

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Solution

The fourth proportional to 539,176.88, 744,059.31 and 297,461.54 is: 410,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,176.88 : 744,059.31 = 297,461.54 : x
  2. Step 2: Convert to fraction form
    539,176.88/744,059.31 = 297,461.54/x
  3. Step 3: Cross multiply
    539,176.88x = 744,059.31 × 297,461.54
  4. Step 4: Simplify right side
    539,176.88x = 221,329,028,203.94
  5. Step 5: Solve for x
    x = 221,329,028,203.94/539,176.88
  6. Step 6: Final answer
    x = 410,494.29

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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.