Home / 369,983.68-510,577.47-200,217.80

Finding the Fourth Proportional to 369,983.68, 510,577.47 and 200,217.80

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Solution

The fourth proportional to 369,983.68, 510,577.47 and 200,217.80 is: 276,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,983.68 : 510,577.47 = 200,217.80 : x
  2. Step 2: Convert to fraction form
    369,983.68/510,577.47 = 200,217.80/x
  3. Step 3: Cross multiply
    369,983.68x = 510,577.47 × 200,217.80
  4. Step 4: Simplify right side
    369,983.68x = 102,226,699,049.41
  5. Step 5: Solve for x
    x = 102,226,699,049.41/369,983.68
  6. Step 6: Final answer
    x = 276,300.56

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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.