Home / 370,323.29-511,045.66-200,558.09

Finding the Fourth Proportional to 370,323.29, 511,045.66 and 200,558.09

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Solution

The fourth proportional to 370,323.29, 511,045.66 and 200,558.09 is: 276,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,323.29 : 511,045.66 = 200,558.09 : x
  2. Step 2: Convert to fraction form
    370,323.29/511,045.66 = 200,558.09/x
  3. Step 3: Cross multiply
    370,323.29x = 511,045.66 × 200,558.09
  4. Step 4: Simplify right side
    370,323.29x = 102,494,341,472.39
  5. Step 5: Solve for x
    x = 102,494,341,472.39/370,323.29
  6. Step 6: Final answer
    x = 276,769.90

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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.