Home / 938,476.10-1,295,103.66-508,763

Finding the Fourth Proportional to 938,476.10, 1,295,103.66 and 508,763

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Solution

The fourth proportional to 938,476.10, 1,295,103.66 and 508,763 is: 702,096.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,476.10 : 1,295,103.66 = 508,763 : x
  2. Step 2: Convert to fraction form
    938,476.10/1,295,103.66 = 508,763/x
  3. Step 3: Cross multiply
    938,476.10x = 1,295,103.66 × 508,763
  4. Step 4: Simplify right side
    938,476.10x = 658,900,823,372.58
  5. Step 5: Solve for x
    x = 658,900,823,372.58/938,476.10
  6. Step 6: Final answer
    x = 702,096.54

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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.