Home / 370,631.56-511,457.82-200,862.04

Finding the Fourth Proportional to 370,631.56, 511,457.82 and 200,862.04

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Solution

The fourth proportional to 370,631.56, 511,457.82 and 200,862.04 is: 277,182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,631.56 : 511,457.82 = 200,862.04 : x
  2. Step 2: Convert to fraction form
    370,631.56/511,457.82 = 200,862.04/x
  3. Step 3: Cross multiply
    370,631.56x = 511,457.82 × 200,862.04
  4. Step 4: Simplify right side
    370,631.56x = 102,732,461,099.15
  5. Step 5: Solve for x
    x = 102,732,461,099.15/370,631.56
  6. Step 6: Final answer
    x = 277,182.17

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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.