Home / 598,982.61-827,470.43-518,270.01

Finding the Fourth Proportional to 598,982.61, 827,470.43 and 518,270.01

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Solution

The fourth proportional to 598,982.61, 827,470.43 and 518,270.01 is: 715,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,982.61 : 827,470.43 = 518,270.01 : x
  2. Step 2: Convert to fraction form
    598,982.61/827,470.43 = 518,270.01/x
  3. Step 3: Cross multiply
    598,982.61x = 827,470.43 × 518,270.01
  4. Step 4: Simplify right side
    598,982.61x = 428,853,104,279.95
  5. Step 5: Solve for x
    x = 428,853,104,279.95/598,982.61
  6. Step 6: Final answer
    x = 715,969.20

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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.