Home / 454,020.30-681,069.60-117,057.96

Finding the Fourth Proportional to 454,020.30, 681,069.60 and 117,057.96

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Solution

The fourth proportional to 454,020.30, 681,069.60 and 117,057.96 is: 175,597.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,020.30 : 681,069.60 = 117,057.96 : x
  2. Step 2: Convert to fraction form
    454,020.30/681,069.60 = 117,057.96/x
  3. Step 3: Cross multiply
    454,020.30x = 681,069.60 × 117,057.96
  4. Step 4: Simplify right side
    454,020.30x = 79,724,617,994.02
  5. Step 5: Solve for x
    x = 79,724,617,994.02/454,020.30
  6. Step 6: Final answer
    x = 175,597.03

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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.