Home / 397,537.30-596,997.15-210,913.30

Finding the Fourth Proportional to 397,537.30, 596,997.15 and 210,913.30

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Solution

The fourth proportional to 397,537.30, 596,997.15 and 210,913.30 is: 316,736.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,537.30 : 596,997.15 = 210,913.30 : x
  2. Step 2: Convert to fraction form
    397,537.30/596,997.15 = 210,913.30/x
  3. Step 3: Cross multiply
    397,537.30x = 596,997.15 × 210,913.30
  4. Step 4: Simplify right side
    397,537.30x = 125,914,638,997.10
  5. Step 5: Solve for x
    x = 125,914,638,997.10/397,537.30
  6. Step 6: Final answer
    x = 316,736.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.