Home / 370,295.13-511,006.26-200,529.21

Finding the Fourth Proportional to 370,295.13, 511,006.26 and 200,529.21

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Solution

The fourth proportional to 370,295.13, 511,006.26 and 200,529.21 is: 276,729.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,295.13 : 511,006.26 = 200,529.21 : x
  2. Step 2: Convert to fraction form
    370,295.13/511,006.26 = 200,529.21/x
  3. Step 3: Cross multiply
    370,295.13x = 511,006.26 × 200,529.21
  4. Step 4: Simplify right side
    370,295.13x = 102,471,681,622.86
  5. Step 5: Solve for x
    x = 102,471,681,622.86/370,295.13
  6. Step 6: Final answer
    x = 276,729.76

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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.