Home / 673,879.20-1,010,527.20-274,387.20

Finding the Fourth Proportional to 673,879.20, 1,010,527.20 and 274,387.20

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Solution

The fourth proportional to 673,879.20, 1,010,527.20 and 274,387.20 is: 411,462.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,879.20 : 1,010,527.20 = 274,387.20 : x
  2. Step 2: Convert to fraction form
    673,879.20/1,010,527.20 = 274,387.20/x
  3. Step 3: Cross multiply
    673,879.20x = 1,010,527.20 × 274,387.20
  4. Step 4: Simplify right side
    673,879.20x = 277,275,728,931.84
  5. Step 5: Solve for x
    x = 277,275,728,931.84/673,879.20
  6. Step 6: Final answer
    x = 411,462.07

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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.