Home / 907,331.51-1,361,194.76-276,228.92

Finding the Fourth Proportional to 907,331.51, 1,361,194.76 and 276,228.92

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Solution

The fourth proportional to 907,331.51, 1,361,194.76 and 276,228.92 is: 414,403.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,331.51 : 1,361,194.76 = 276,228.92 : x
  2. Step 2: Convert to fraction form
    907,331.51/1,361,194.76 = 276,228.92/x
  3. Step 3: Cross multiply
    907,331.51x = 1,361,194.76 × 276,228.92
  4. Step 4: Simplify right side
    907,331.51x = 376,001,358,464.46
  5. Step 5: Solve for x
    x = 376,001,358,464.46/907,331.51
  6. Step 6: Final answer
    x = 414,403.51

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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.