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Finding the Fourth Proportional to 534,956.79, 738,477.77 and 341,617.79

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Solution

The fourth proportional to 534,956.79, 738,477.77 and 341,617.79 is: 471,584.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,956.79 : 738,477.77 = 341,617.79 : x
  2. Step 2: Convert to fraction form
    534,956.79/738,477.77 = 341,617.79/x
  3. Step 3: Cross multiply
    534,956.79x = 738,477.77 × 341,617.79
  4. Step 4: Simplify right side
    534,956.79x = 252,277,143,751.53
  5. Step 5: Solve for x
    x = 252,277,143,751.53/534,956.79
  6. Step 6: Final answer
    x = 471,584.15

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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.