Home / 901,561.48-1,352,566.86-270,486.92

Finding the Fourth Proportional to 901,561.48, 1,352,566.86 and 270,486.92

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Solution

The fourth proportional to 901,561.48, 1,352,566.86 and 270,486.92 is: 405,797.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,561.48 : 1,352,566.86 = 270,486.92 : x
  2. Step 2: Convert to fraction form
    901,561.48/1,352,566.86 = 270,486.92/x
  3. Step 3: Cross multiply
    901,561.48x = 1,352,566.86 × 270,486.92
  4. Step 4: Simplify right side
    901,561.48x = 365,851,644,055.47
  5. Step 5: Solve for x
    x = 365,851,644,055.47/901,561.48
  6. Step 6: Final answer
    x = 405,797.78

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Double scale
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Similar ratio
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1.5x scale

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.