Home / 370,541.88-511,349.58-200,775.96

Finding the Fourth Proportional to 370,541.88, 511,349.58 and 200,775.96

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Solution

The fourth proportional to 370,541.88, 511,349.58 and 200,775.96 is: 277,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,541.88 : 511,349.58 = 200,775.96 : x
  2. Step 2: Convert to fraction form
    370,541.88/511,349.58 = 200,775.96/x
  3. Step 3: Cross multiply
    370,541.88x = 511,349.58 × 200,775.96
  4. Step 4: Simplify right side
    370,541.88x = 102,666,702,820.10
  5. Step 5: Solve for x
    x = 102,666,702,820.10/370,541.88
  6. Step 6: Final answer
    x = 277,071.79

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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.