Home / 938,794.59-1,295,513.60-509,063.67

Finding the Fourth Proportional to 938,794.59, 1,295,513.60 and 509,063.67

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Solution

The fourth proportional to 938,794.59, 1,295,513.60 and 509,063.67 is: 702,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,794.59 : 1,295,513.60 = 509,063.67 : x
  2. Step 2: Convert to fraction form
    938,794.59/1,295,513.60 = 509,063.67/x
  3. Step 3: Cross multiply
    938,794.59x = 1,295,513.60 × 509,063.67
  4. Step 4: Simplify right side
    938,794.59x = 659,498,905,205.59
  5. Step 5: Solve for x
    x = 659,498,905,205.59/938,794.59
  6. Step 6: Final answer
    x = 702,495.43

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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.