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Finding the Fourth Proportional to 439,606.58, 606,689.68 and 246,033.69

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Solution

The fourth proportional to 439,606.58, 606,689.68 and 246,033.69 is: 339,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,606.58 : 606,689.68 = 246,033.69 : x
  2. Step 2: Convert to fraction form
    439,606.58/606,689.68 = 246,033.69/x
  3. Step 3: Cross multiply
    439,606.58x = 606,689.68 × 246,033.69
  4. Step 4: Simplify right side
    439,606.58x = 149,266,100,655.32
  5. Step 5: Solve for x
    x = 149,266,100,655.32/439,606.58
  6. Step 6: Final answer
    x = 339,544.74

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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.