Home / 336,441.76-505,012.56-247,795.36

Finding the Fourth Proportional to 336,441.76, 505,012.56 and 247,795.36

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Solution

The fourth proportional to 336,441.76, 505,012.56 and 247,795.36 is: 371,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,441.76 : 505,012.56 = 247,795.36 : x
  2. Step 2: Convert to fraction form
    336,441.76/505,012.56 = 247,795.36/x
  3. Step 3: Cross multiply
    336,441.76x = 505,012.56 × 247,795.36
  4. Step 4: Simplify right side
    336,441.76x = 125,139,769,109.72
  5. Step 5: Solve for x
    x = 125,139,769,109.72/336,441.76
  6. Step 6: Final answer
    x = 371,950.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.