Home / 302,259.39-417,117.97-166,290.43

Finding the Fourth Proportional to 302,259.39, 417,117.97 and 166,290.43

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Solution

The fourth proportional to 302,259.39, 417,117.97 and 166,290.43 is: 229,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,259.39 : 417,117.97 = 166,290.43 : x
  2. Step 2: Convert to fraction form
    302,259.39/417,117.97 = 166,290.43/x
  3. Step 3: Cross multiply
    302,259.39x = 417,117.97 × 166,290.43
  4. Step 4: Simplify right side
    302,259.39x = 69,362,724,506.44
  5. Step 5: Solve for x
    x = 69,362,724,506.44/302,259.39
  6. Step 6: Final answer
    x = 229,480.80

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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.