Home / 302,512.67-417,464.13-166,543.81

Finding the Fourth Proportional to 302,512.67, 417,464.13 and 166,543.81

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Solution

The fourth proportional to 302,512.67, 417,464.13 and 166,543.81 is: 229,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,512.67 : 417,464.13 = 166,543.81 : x
  2. Step 2: Convert to fraction form
    302,512.67/417,464.13 = 166,543.81/x
  3. Step 3: Cross multiply
    302,512.67x = 417,464.13 × 166,543.81
  4. Step 4: Simplify right side
    302,512.67x = 69,526,065,979.66
  5. Step 5: Solve for x
    x = 69,526,065,979.66/302,512.67
  6. Step 6: Final answer
    x = 229,828.61

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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.