Home / 406,924.26-561,532.59-225,625.38

Finding the Fourth Proportional to 406,924.26, 561,532.59 and 225,625.38

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Solution

The fourth proportional to 406,924.26, 561,532.59 and 225,625.38 is: 311,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,924.26 : 561,532.59 = 225,625.38 : x
  2. Step 2: Convert to fraction form
    406,924.26/561,532.59 = 225,625.38/x
  3. Step 3: Cross multiply
    406,924.26x = 561,532.59 × 225,625.38
  4. Step 4: Simplify right side
    406,924.26x = 126,696,004,001.13
  5. Step 5: Solve for x
    x = 126,696,004,001.13/406,924.26
  6. Step 6: Final answer
    x = 311,350.33

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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.