Home / 447,247.22-617,212.44-243,309.62

Finding the Fourth Proportional to 447,247.22, 617,212.44 and 243,309.62

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Solution

The fourth proportional to 447,247.22, 617,212.44 and 243,309.62 is: 335,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,247.22 : 617,212.44 = 243,309.62 : x
  2. Step 2: Convert to fraction form
    447,247.22/617,212.44 = 243,309.62/x
  3. Step 3: Cross multiply
    447,247.22x = 617,212.44 × 243,309.62
  4. Step 4: Simplify right side
    447,247.22x = 150,173,724,235.67
  5. Step 5: Solve for x
    x = 150,173,724,235.67/447,247.22
  6. Step 6: Final answer
    x = 335,773.41

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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.