Home / 922,446.30-1,383,669.45-450,054.30

Finding the Fourth Proportional to 922,446.30, 1,383,669.45 and 450,054.30

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Solution

The fourth proportional to 922,446.30, 1,383,669.45 and 450,054.30 is: 675,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,446.30 : 1,383,669.45 = 450,054.30 : x
  2. Step 2: Convert to fraction form
    922,446.30/1,383,669.45 = 450,054.30/x
  3. Step 3: Cross multiply
    922,446.30x = 1,383,669.45 × 450,054.30
  4. Step 4: Simplify right side
    922,446.30x = 622,726,385,751.14
  5. Step 5: Solve for x
    x = 622,726,385,751.14/922,446.30
  6. Step 6: Final answer
    x = 675,081.45

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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.