Home / 594,387.09-820,254.20-339,743.75

Finding the Fourth Proportional to 594,387.09, 820,254.20 and 339,743.75

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Solution

The fourth proportional to 594,387.09, 820,254.20 and 339,743.75 is: 468,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,387.09 : 820,254.20 = 339,743.75 : x
  2. Step 2: Convert to fraction form
    594,387.09/820,254.20 = 339,743.75/x
  3. Step 3: Cross multiply
    594,387.09x = 820,254.20 × 339,743.75
  4. Step 4: Simplify right side
    594,387.09x = 278,676,232,061.26
  5. Step 5: Solve for x
    x = 278,676,232,061.26/594,387.09
  6. Step 6: Final answer
    x = 468,846.37

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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.