Home / 406,267.72-560,556.66-261,149.32

Finding the Fourth Proportional to 406,267.72, 560,556.66 and 261,149.32

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Solution

The fourth proportional to 406,267.72, 560,556.66 and 261,149.32 is: 360,326.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,267.72 : 560,556.66 = 261,149.32 : x
  2. Step 2: Convert to fraction form
    406,267.72/560,556.66 = 261,149.32/x
  3. Step 3: Cross multiply
    406,267.72x = 560,556.66 × 261,149.32
  4. Step 4: Simplify right side
    406,267.72x = 146,388,990,580.47
  5. Step 5: Solve for x
    x = 146,388,990,580.47/406,267.72
  6. Step 6: Final answer
    x = 360,326.41

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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.