Home / 448,905.43-673,800.95-238,543.03

Finding the Fourth Proportional to 448,905.43, 673,800.95 and 238,543.03

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Solution

The fourth proportional to 448,905.43, 673,800.95 and 238,543.03 is: 358,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,905.43 : 673,800.95 = 238,543.03 : x
  2. Step 2: Convert to fraction form
    448,905.43/673,800.95 = 238,543.03/x
  3. Step 3: Cross multiply
    448,905.43x = 673,800.95 × 238,543.03
  4. Step 4: Simplify right side
    448,905.43x = 160,730,520,229.88
  5. Step 5: Solve for x
    x = 160,730,520,229.88/448,905.43
  6. Step 6: Final answer
    x = 358,049.85

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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.