Home / 445,567.61-667,383.35-274,267.19

Finding the Fourth Proportional to 445,567.61, 667,383.35 and 274,267.19

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Solution

The fourth proportional to 445,567.61, 667,383.35 and 274,267.19 is: 410,804.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,567.61 : 667,383.35 = 274,267.19 : x
  2. Step 2: Convert to fraction form
    445,567.61/667,383.35 = 274,267.19/x
  3. Step 3: Cross multiply
    445,567.61x = 667,383.35 × 274,267.19
  4. Step 4: Simplify right side
    445,567.61x = 183,041,351,349.03
  5. Step 5: Solve for x
    x = 183,041,351,349.03/445,567.61
  6. Step 6: Final answer
    x = 410,804.89

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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.