Home / 406,076.36-560,378.59-224,784.45

Finding the Fourth Proportional to 406,076.36, 560,378.59 and 224,784.45

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Solution

The fourth proportional to 406,076.36, 560,378.59 and 224,784.45 is: 310,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,076.36 : 560,378.59 = 224,784.45 : x
  2. Step 2: Convert to fraction form
    406,076.36/560,378.59 = 224,784.45/x
  3. Step 3: Cross multiply
    406,076.36x = 560,378.59 × 224,784.45
  4. Step 4: Simplify right side
    406,076.36x = 125,964,392,582.96
  5. Step 5: Solve for x
    x = 125,964,392,582.96/406,076.36
  6. Step 6: Final answer
    x = 310,198.79

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1.5x scale

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.