Home / 445,734.96-668,624.04-146,189.04

Finding the Fourth Proportional to 445,734.96, 668,624.04 and 146,189.04

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Solution

The fourth proportional to 445,734.96, 668,624.04 and 146,189.04 is: 219,290.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,734.96 : 668,624.04 = 146,189.04 : x
  2. Step 2: Convert to fraction form
    445,734.96/668,624.04 = 146,189.04/x
  3. Step 3: Cross multiply
    445,734.96x = 668,624.04 × 146,189.04
  4. Step 4: Simplify right side
    445,734.96x = 97,745,506,528.52
  5. Step 5: Solve for x
    x = 97,745,506,528.52/445,734.96
  6. Step 6: Final answer
    x = 219,290.64

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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.