Home / 318,829.05-439,967.23-182,856.01

Finding the Fourth Proportional to 318,829.05, 439,967.23 and 182,856.01

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Solution

The fourth proportional to 318,829.05, 439,967.23 and 182,856.01 is: 252,331.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,829.05 : 439,967.23 = 182,856.01 : x
  2. Step 2: Convert to fraction form
    318,829.05/439,967.23 = 182,856.01/x
  3. Step 3: Cross multiply
    318,829.05x = 439,967.23 × 182,856.01
  4. Step 4: Simplify right side
    318,829.05x = 80,450,651,294.27
  5. Step 5: Solve for x
    x = 80,450,651,294.27/318,829.05
  6. Step 6: Final answer
    x = 252,331.62

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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.