Home / 472,201.39-651,743.09-300,085.79

Finding the Fourth Proportional to 472,201.39, 651,743.09 and 300,085.79

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Solution

The fourth proportional to 472,201.39, 651,743.09 and 300,085.79 is: 414,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,201.39 : 651,743.09 = 300,085.79 : x
  2. Step 2: Convert to fraction form
    472,201.39/651,743.09 = 300,085.79/x
  3. Step 3: Cross multiply
    472,201.39x = 651,743.09 × 300,085.79
  4. Step 4: Simplify right side
    472,201.39x = 195,578,837,394.91
  5. Step 5: Solve for x
    x = 195,578,837,394.91/472,201.39
  6. Step 6: Final answer
    x = 414,185.23

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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.