Home / 369,982.38-510,575.70-200,216.52

Finding the Fourth Proportional to 369,982.38, 510,575.70 and 200,216.52

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Solution

The fourth proportional to 369,982.38, 510,575.70 and 200,216.52 is: 276,298.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,982.38 : 510,575.70 = 200,216.52 : x
  2. Step 2: Convert to fraction form
    369,982.38/510,575.70 = 200,216.52/x
  3. Step 3: Cross multiply
    369,982.38x = 510,575.70 × 200,216.52
  4. Step 4: Simplify right side
    369,982.38x = 102,225,689,850.56
  5. Step 5: Solve for x
    x = 102,225,689,850.56/369,982.38
  6. Step 6: Final answer
    x = 276,298.81

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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.