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Finding the Fourth Proportional to 439,594.81, 606,673.42 and 246,021.92

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Solution

The fourth proportional to 439,594.81, 606,673.42 and 246,021.92 is: 339,528.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,594.81 : 606,673.42 = 246,021.92 : x
  2. Step 2: Convert to fraction form
    439,594.81/606,673.42 = 246,021.92/x
  3. Step 3: Cross multiply
    439,594.81x = 606,673.42 × 246,021.92
  4. Step 4: Simplify right side
    439,594.81x = 149,254,955,952.95
  5. Step 5: Solve for x
    x = 149,254,955,952.95/439,594.81
  6. Step 6: Final answer
    x = 339,528.48

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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.