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Finding the Fourth Proportional to 324,058.86, 447,223.68 and 180,847.08

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Solution

The fourth proportional to 324,058.86, 447,223.68 and 180,847.08 is: 249,581.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,058.86 : 447,223.68 = 180,847.08 : x
  2. Step 2: Convert to fraction form
    324,058.86/447,223.68 = 180,847.08/x
  3. Step 3: Cross multiply
    324,058.86x = 447,223.68 × 180,847.08
  4. Step 4: Simplify right side
    324,058.86x = 80,879,096,634.85
  5. Step 5: Solve for x
    x = 80,879,096,634.85/324,058.86
  6. Step 6: Final answer
    x = 249,581.50

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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.