Home / 373,464.20-559,613.10-313,977.80

Finding the Fourth Proportional to 373,464.20, 559,613.10 and 313,977.80

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Solution

The fourth proportional to 373,464.20, 559,613.10 and 313,977.80 is: 470,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,464.20 : 559,613.10 = 313,977.80 : x
  2. Step 2: Convert to fraction form
    373,464.20/559,613.10 = 313,977.80/x
  3. Step 3: Cross multiply
    373,464.20x = 559,613.10 × 313,977.80
  4. Step 4: Simplify right side
    373,464.20x = 175,706,089,989.18
  5. Step 5: Solve for x
    x = 175,706,089,989.18/373,464.20
  6. Step 6: Final answer
    x = 470,476.39

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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.