Home / 370,348.55-511,081.68-200,582.72

Finding the Fourth Proportional to 370,348.55, 511,081.68 and 200,582.72

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Solution

The fourth proportional to 370,348.55, 511,081.68 and 200,582.72 is: 276,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,348.55 : 511,081.68 = 200,582.72 : x
  2. Step 2: Convert to fraction form
    370,348.55/511,081.68 = 200,582.72/x
  3. Step 3: Cross multiply
    370,348.55x = 511,081.68 × 200,582.72
  4. Step 4: Simplify right side
    370,348.55x = 102,514,153,516.57
  5. Step 5: Solve for x
    x = 102,514,153,516.57/370,348.55
  6. Step 6: Final answer
    x = 276,804.52

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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.