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Finding the Fourth Proportional to 539,293.01, 744,223.49 and 297,575.41

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Solution

The fourth proportional to 539,293.01, 744,223.49 and 297,575.41 is: 410,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,293.01 : 744,223.49 = 297,575.41 : x
  2. Step 2: Convert to fraction form
    539,293.01/744,223.49 = 297,575.41/x
  3. Step 3: Cross multiply
    539,293.01x = 744,223.49 × 297,575.41
  4. Step 4: Simplify right side
    539,293.01x = 221,462,609,958.57
  5. Step 5: Solve for x
    x = 221,462,609,958.57/539,293.01
  6. Step 6: Final answer
    x = 410,653.59

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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.