Home / 369,979.50-510,575.40-200,217.27

Finding the Fourth Proportional to 369,979.50, 510,575.40 and 200,217.27

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Solution

The fourth proportional to 369,979.50, 510,575.40 and 200,217.27 is: 276,301.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,979.50 : 510,575.40 = 200,217.27 : x
  2. Step 2: Convert to fraction form
    369,979.50/510,575.40 = 200,217.27/x
  3. Step 3: Cross multiply
    369,979.50x = 510,575.40 × 200,217.27
  4. Step 4: Simplify right side
    369,979.50x = 102,226,012,717.16
  5. Step 5: Solve for x
    x = 102,226,012,717.16/369,979.50
  6. Step 6: Final answer
    x = 276,301.83

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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.