Home / 370,277.46-510,982.77-200,511.54

Finding the Fourth Proportional to 370,277.46, 510,982.77 and 200,511.54

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Solution

The fourth proportional to 370,277.46, 510,982.77 and 200,511.54 is: 276,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,277.46 : 510,982.77 = 200,511.54 : x
  2. Step 2: Convert to fraction form
    370,277.46/510,982.77 = 200,511.54/x
  3. Step 3: Cross multiply
    370,277.46x = 510,982.77 × 200,511.54
  4. Step 4: Simplify right side
    370,277.46x = 102,457,942,126.17
  5. Step 5: Solve for x
    x = 102,457,942,126.17/370,277.46
  6. Step 6: Final answer
    x = 276,705.86

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1.5x scale

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.