Home / 910,324.32-1,365,364.99-270,616.06

Finding the Fourth Proportional to 910,324.32, 1,365,364.99 and 270,616.06

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Solution

The fourth proportional to 910,324.32, 1,365,364.99 and 270,616.06 is: 405,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,324.32 : 1,365,364.99 = 270,616.06 : x
  2. Step 2: Convert to fraction form
    910,324.32/1,365,364.99 = 270,616.06/x
  3. Step 3: Cross multiply
    910,324.32x = 1,365,364.99 × 270,616.06
  4. Step 4: Simplify right side
    910,324.32x = 369,489,694,055.74
  5. Step 5: Solve for x
    x = 369,489,694,055.74/910,324.32
  6. Step 6: Final answer
    x = 405,887.97

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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.