Home / 837,021.72-1,255,343.28-237,969.60

Finding the Fourth Proportional to 837,021.72, 1,255,343.28 and 237,969.60

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Solution

The fourth proportional to 837,021.72, 1,255,343.28 and 237,969.60 is: 356,900.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,021.72 : 1,255,343.28 = 237,969.60 : x
  2. Step 2: Convert to fraction form
    837,021.72/1,255,343.28 = 237,969.60/x
  3. Step 3: Cross multiply
    837,021.72x = 1,255,343.28 × 237,969.60
  4. Step 4: Simplify right side
    837,021.72x = 298,733,538,204.29
  5. Step 5: Solve for x
    x = 298,733,538,204.29/837,021.72
  6. Step 6: Final answer
    x = 356,900.58

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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.