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Finding the Fourth Proportional to 539,537.94, 744,604.38 and 297,842.04

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Solution

The fourth proportional to 539,537.94, 744,604.38 and 297,842.04 is: 411,045.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,537.94 : 744,604.38 = 297,842.04 : x
  2. Step 2: Convert to fraction form
    539,537.94/744,604.38 = 297,842.04/x
  3. Step 3: Cross multiply
    539,537.94x = 744,604.38 × 297,842.04
  4. Step 4: Simplify right side
    539,537.94x = 221,774,487,532.14
  5. Step 5: Solve for x
    x = 221,774,487,532.14/539,537.94
  6. Step 6: Final answer
    x = 411,045.21

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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.