Home / 314,982.45-434,687.36-179,039.27

Finding the Fourth Proportional to 314,982.45, 434,687.36 and 179,039.27

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Solution

The fourth proportional to 314,982.45, 434,687.36 and 179,039.27 is: 247,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,982.45 : 434,687.36 = 179,039.27 : x
  2. Step 2: Convert to fraction form
    314,982.45/434,687.36 = 179,039.27/x
  3. Step 3: Cross multiply
    314,982.45x = 434,687.36 × 179,039.27
  4. Step 4: Simplify right side
    314,982.45x = 77,826,104,543.99
  5. Step 5: Solve for x
    x = 77,826,104,543.99/314,982.45
  6. Step 6: Final answer
    x = 247,080.76

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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.