Home / 406,076.48-560,378.76-224,784.58

Finding the Fourth Proportional to 406,076.48, 560,378.76 and 224,784.58

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Solution

The fourth proportional to 406,076.48, 560,378.76 and 224,784.58 is: 310,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,076.48 : 560,378.76 = 224,784.58 : x
  2. Step 2: Convert to fraction form
    406,076.48/560,378.76 = 224,784.58/x
  3. Step 3: Cross multiply
    406,076.48x = 560,378.76 × 224,784.58
  4. Step 4: Simplify right side
    406,076.48x = 125,964,504,207.52
  5. Step 5: Solve for x
    x = 125,964,504,207.52/406,076.48
  6. Step 6: Final answer
    x = 310,198.97

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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.