Home / 878,676.45-1,317,756.34-373,233.42

Finding the Fourth Proportional to 878,676.45, 1,317,756.34 and 373,233.42

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Solution

The fourth proportional to 878,676.45, 1,317,756.34 and 373,233.42 is: 559,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,676.45 : 1,317,756.34 = 373,233.42 : x
  2. Step 2: Convert to fraction form
    878,676.45/1,317,756.34 = 373,233.42/x
  3. Step 3: Cross multiply
    878,676.45x = 1,317,756.34 × 373,233.42
  4. Step 4: Simplify right side
    878,676.45x = 491,830,705,504.88
  5. Step 5: Solve for x
    x = 491,830,705,504.88/878,676.45
  6. Step 6: Final answer
    x = 559,740.40

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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.