Home / 629,453.55-943,508.01-358,999.41

Finding the Fourth Proportional to 629,453.55, 943,508.01 and 358,999.41

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Solution

The fourth proportional to 629,453.55, 943,508.01 and 358,999.41 is: 538,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,453.55 : 943,508.01 = 358,999.41 : x
  2. Step 2: Convert to fraction form
    629,453.55/943,508.01 = 358,999.41/x
  3. Step 3: Cross multiply
    629,453.55x = 943,508.01 × 358,999.41
  4. Step 4: Simplify right side
    629,453.55x = 338,718,818,920.27
  5. Step 5: Solve for x
    x = 338,718,818,920.27/629,453.55
  6. Step 6: Final answer
    x = 538,115.67

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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.