Home / 301,084.20-415,550.34-173,742.12

Finding the Fourth Proportional to 301,084.20, 415,550.34 and 173,742.12

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Solution

The fourth proportional to 301,084.20, 415,550.34 and 173,742.12 is: 239,795.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,084.20 : 415,550.34 = 173,742.12 : x
  2. Step 2: Convert to fraction form
    301,084.20/415,550.34 = 173,742.12/x
  3. Step 3: Cross multiply
    301,084.20x = 415,550.34 × 173,742.12
  4. Step 4: Simplify right side
    301,084.20x = 72,198,597,038.32
  5. Step 5: Solve for x
    x = 72,198,597,038.32/301,084.20
  6. Step 6: Final answer
    x = 239,795.37

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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.