Home / 454,026.39-681,039.59-214,084.46

Finding the Fourth Proportional to 454,026.39, 681,039.59 and 214,084.46

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Solution

The fourth proportional to 454,026.39, 681,039.59 and 214,084.46 is: 321,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,026.39 : 681,039.59 = 214,084.46 : x
  2. Step 2: Convert to fraction form
    454,026.39/681,039.59 = 214,084.46/x
  3. Step 3: Cross multiply
    454,026.39x = 681,039.59 × 214,084.46
  4. Step 4: Simplify right side
    454,026.39x = 145,799,988,388.15
  5. Step 5: Solve for x
    x = 145,799,988,388.15/454,026.39
  6. Step 6: Final answer
    x = 321,126.68

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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.