Home / 850,072.46-1,173,057.90-468,027.86

Finding the Fourth Proportional to 850,072.46, 1,173,057.90 and 468,027.86

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Solution

The fourth proportional to 850,072.46, 1,173,057.90 and 468,027.86 is: 645,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,072.46 : 1,173,057.90 = 468,027.86 : x
  2. Step 2: Convert to fraction form
    850,072.46/1,173,057.90 = 468,027.86/x
  3. Step 3: Cross multiply
    850,072.46x = 1,173,057.90 × 468,027.86
  4. Step 4: Simplify right side
    850,072.46x = 549,023,778,593.09
  5. Step 5: Solve for x
    x = 549,023,778,593.09/850,072.46
  6. Step 6: Final answer
    x = 645,855.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.