Home / 370,688.28-511,550.58-200,922.52

Finding the Fourth Proportional to 370,688.28, 511,550.58 and 200,922.52

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Solution

The fourth proportional to 370,688.28, 511,550.58 and 200,922.52 is: 277,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,688.28 : 511,550.58 = 200,922.52 : x
  2. Step 2: Convert to fraction form
    370,688.28/511,550.58 = 200,922.52/x
  3. Step 3: Cross multiply
    370,688.28x = 511,550.58 × 200,922.52
  4. Step 4: Simplify right side
    370,688.28x = 102,782,031,641.06
  5. Step 5: Solve for x
    x = 102,782,031,641.06/370,688.28
  6. Step 6: Final answer
    x = 277,273.49

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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.