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Finding the Fourth Proportional to 439,624.04, 606,713.76 and 246,051.12

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Solution

The fourth proportional to 439,624.04, 606,713.76 and 246,051.12 is: 339,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,624.04 : 606,713.76 = 246,051.12 : x
  2. Step 2: Convert to fraction form
    439,624.04/606,713.76 = 246,051.12/x
  3. Step 3: Cross multiply
    439,624.04x = 606,713.76 × 246,051.12
  4. Step 4: Simplify right side
    439,624.04x = 149,282,600,167.41
  5. Step 5: Solve for x
    x = 149,282,600,167.41/439,624.04
  6. Step 6: Final answer
    x = 339,568.78

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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.