Home / 314,965.11-434,662.79-179,004.79

Finding the Fourth Proportional to 314,965.11, 434,662.79 and 179,004.79

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Solution

The fourth proportional to 314,965.11, 434,662.79 and 179,004.79 is: 247,032.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,965.11 : 434,662.79 = 179,004.79 : x
  2. Step 2: Convert to fraction form
    314,965.11/434,662.79 = 179,004.79/x
  3. Step 3: Cross multiply
    314,965.11x = 434,662.79 × 179,004.79
  4. Step 4: Simplify right side
    314,965.11x = 77,806,721,444.76
  5. Step 5: Solve for x
    x = 77,806,721,444.76/314,965.11
  6. Step 6: Final answer
    x = 247,032.83

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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.