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Finding the Fourth Proportional to 446,131.52, 669,197.70 and 367,079.57

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Solution

The fourth proportional to 446,131.52, 669,197.70 and 367,079.57 is: 550,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,131.52 : 669,197.70 = 367,079.57 : x
  2. Step 2: Convert to fraction form
    446,131.52/669,197.70 = 367,079.57/x
  3. Step 3: Cross multiply
    446,131.52x = 669,197.70 × 367,079.57
  4. Step 4: Simplify right side
    446,131.52x = 245,648,803,960.99
  5. Step 5: Solve for x
    x = 245,648,803,960.99/446,131.52
  6. Step 6: Final answer
    x = 550,619.70

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1.5x scale

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.