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Finding the Fourth Proportional to 479,567.50, 719,492.22 and 142,610.74

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Solution

The fourth proportional to 479,567.50, 719,492.22 and 142,610.74 is: 213,958.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,567.50 : 719,492.22 = 142,610.74 : x
  2. Step 2: Convert to fraction form
    479,567.50/719,492.22 = 142,610.74/x
  3. Step 3: Cross multiply
    479,567.50x = 719,492.22 × 142,610.74
  4. Step 4: Simplify right side
    479,567.50x = 102,607,317,918.44
  5. Step 5: Solve for x
    x = 102,607,317,918.44/479,567.50
  6. Step 6: Final answer
    x = 213,958.03

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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.