Home / 370,272.53-510,973.18-200,506.66

Finding the Fourth Proportional to 370,272.53, 510,973.18 and 200,506.66

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Solution

The fourth proportional to 370,272.53, 510,973.18 and 200,506.66 is: 276,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,272.53 : 510,973.18 = 200,506.66 : x
  2. Step 2: Convert to fraction form
    370,272.53/510,973.18 = 200,506.66/x
  3. Step 3: Cross multiply
    370,272.53x = 510,973.18 × 200,506.66
  4. Step 4: Simplify right side
    370,272.53x = 102,453,523,892.68
  5. Step 5: Solve for x
    x = 102,453,523,892.68/370,272.53
  6. Step 6: Final answer
    x = 276,697.61

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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.