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Finding the Fourth Proportional to 335,343, 462,771.12 and 190,176.24

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Solution

The fourth proportional to 335,343, 462,771.12 and 190,176.24 is: 262,441.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,343 : 462,771.12 = 190,176.24 : x
  2. Step 2: Convert to fraction form
    335,343/462,771.12 = 190,176.24/x
  3. Step 3: Cross multiply
    335,343x = 462,771.12 × 190,176.24
  4. Step 4: Simplify right side
    335,343x = 88,008,071,582.19
  5. Step 5: Solve for x
    x = 88,008,071,582.19/335,343
  6. Step 6: Final answer
    x = 262,441.95

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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.