Home / 324,302.03-447,502.85-188,309.47

Finding the Fourth Proportional to 324,302.03, 447,502.85 and 188,309.47

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Solution

The fourth proportional to 324,302.03, 447,502.85 and 188,309.47 is: 259,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,302.03 : 447,502.85 = 188,309.47 : x
  2. Step 2: Convert to fraction form
    324,302.03/447,502.85 = 188,309.47/x
  3. Step 3: Cross multiply
    324,302.03x = 447,502.85 × 188,309.47
  4. Step 4: Simplify right side
    324,302.03x = 84,269,024,506.99
  5. Step 5: Solve for x
    x = 84,269,024,506.99/324,302.03
  6. Step 6: Final answer
    x = 259,847.35

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1.5x scale

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.