Home / 457,514.39-685,597.14-254,831.33

Finding the Fourth Proportional to 457,514.39, 685,597.14 and 254,831.33

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Solution

The fourth proportional to 457,514.39, 685,597.14 and 254,831.33 is: 381,871.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,514.39 : 685,597.14 = 254,831.33 : x
  2. Step 2: Convert to fraction form
    457,514.39/685,597.14 = 254,831.33/x
  3. Step 3: Cross multiply
    457,514.39x = 685,597.14 × 254,831.33
  4. Step 4: Simplify right side
    457,514.39x = 174,711,631,030.40
  5. Step 5: Solve for x
    x = 174,711,631,030.40/457,514.39
  6. Step 6: Final answer
    x = 381,871.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.