Home / 858,358.89-1,184,627.82-548,543.86

Finding the Fourth Proportional to 858,358.89, 1,184,627.82 and 548,543.86

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Solution

The fourth proportional to 858,358.89, 1,184,627.82 and 548,543.86 is: 757,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,358.89 : 1,184,627.82 = 548,543.86 : x
  2. Step 2: Convert to fraction form
    858,358.89/1,184,627.82 = 548,543.86/x
  3. Step 3: Cross multiply
    858,358.89x = 1,184,627.82 × 548,543.86
  4. Step 4: Simplify right side
    858,358.89x = 649,820,308,380.33
  5. Step 5: Solve for x
    x = 649,820,308,380.33/858,358.89
  6. Step 6: Final answer
    x = 757,049.67

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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.