Home / 314,983.45-434,688.74-179,040.27

Finding the Fourth Proportional to 314,983.45, 434,688.74 and 179,040.27

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Solution

The fourth proportional to 314,983.45, 434,688.74 and 179,040.27 is: 247,082.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,983.45 : 434,688.74 = 179,040.27 : x
  2. Step 2: Convert to fraction form
    314,983.45/434,688.74 = 179,040.27/x
  3. Step 3: Cross multiply
    314,983.45x = 434,688.74 × 179,040.27
  4. Step 4: Simplify right side
    314,983.45x = 77,826,789,375.56
  5. Step 5: Solve for x
    x = 77,826,789,375.56/314,983.45
  6. Step 6: Final answer
    x = 247,082.15

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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.