Home / 370,277.30-510,984.24-200,511.56

Finding the Fourth Proportional to 370,277.30, 510,984.24 and 200,511.56

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Solution

The fourth proportional to 370,277.30, 510,984.24 and 200,511.56 is: 276,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,277.30 : 510,984.24 = 200,511.56 : x
  2. Step 2: Convert to fraction form
    370,277.30/510,984.24 = 200,511.56/x
  3. Step 3: Cross multiply
    370,277.30x = 510,984.24 × 200,511.56
  4. Step 4: Simplify right side
    370,277.30x = 102,458,247,097.81
  5. Step 5: Solve for x
    x = 102,458,247,097.81/370,277.30
  6. Step 6: Final answer
    x = 276,706.80

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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.