Home / 850,543.35-1,275,982.70-243,337.38

Finding the Fourth Proportional to 850,543.35, 1,275,982.70 and 243,337.38

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Solution

The fourth proportional to 850,543.35, 1,275,982.70 and 243,337.38 is: 365,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,543.35 : 1,275,982.70 = 243,337.38 : x
  2. Step 2: Convert to fraction form
    850,543.35/1,275,982.70 = 243,337.38/x
  3. Step 3: Cross multiply
    850,543.35x = 1,275,982.70 × 243,337.38
  4. Step 4: Simplify right side
    850,543.35x = 310,494,289,003.49
  5. Step 5: Solve for x
    x = 310,494,289,003.49/850,543.35
  6. Step 6: Final answer
    x = 365,054.04

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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.