Home / 302,850.15-417,951.73-166,884.12

Finding the Fourth Proportional to 302,850.15, 417,951.73 and 166,884.12

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Solution

The fourth proportional to 302,850.15, 417,951.73 and 166,884.12 is: 230,310.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,850.15 : 417,951.73 = 166,884.12 : x
  2. Step 2: Convert to fraction form
    302,850.15/417,951.73 = 166,884.12/x
  3. Step 3: Cross multiply
    302,850.15x = 417,951.73 × 166,884.12
  4. Step 4: Simplify right side
    302,850.15x = 69,749,506,663.53
  5. Step 5: Solve for x
    x = 69,749,506,663.53/302,850.15
  6. Step 6: Final answer
    x = 230,310.29

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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.