Home / 370,278.96-510,984.84-200,513.04

Finding the Fourth Proportional to 370,278.96, 510,984.84 and 200,513.04

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Solution

The fourth proportional to 370,278.96, 510,984.84 and 200,513.04 is: 276,707.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,278.96 : 510,984.84 = 200,513.04 : x
  2. Step 2: Convert to fraction form
    370,278.96/510,984.84 = 200,513.04/x
  3. Step 3: Cross multiply
    370,278.96x = 510,984.84 × 200,513.04
  4. Step 4: Simplify right side
    370,278.96x = 102,459,123,662.31
  5. Step 5: Solve for x
    x = 102,459,123,662.31/370,278.96
  6. Step 6: Final answer
    x = 276,707.93

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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.