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Finding the Fourth Proportional to 302,233.79, 417,066.16 and 166,245.79

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Solution

The fourth proportional to 302,233.79, 417,066.16 and 166,245.79 is: 229,410.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,233.79 : 417,066.16 = 166,245.79 : x
  2. Step 2: Convert to fraction form
    302,233.79/417,066.16 = 166,245.79/x
  3. Step 3: Cross multiply
    302,233.79x = 417,066.16 × 166,245.79
  4. Step 4: Simplify right side
    302,233.79x = 69,335,490,334.91
  5. Step 5: Solve for x
    x = 69,335,490,334.91/302,233.79
  6. Step 6: Final answer
    x = 229,410.12

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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.