Home / 938,497.50-1,295,118.86-508,766.58

Finding the Fourth Proportional to 938,497.50, 1,295,118.86 and 508,766.58

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Solution

The fourth proportional to 938,497.50, 1,295,118.86 and 508,766.58 is: 702,093.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,497.50 : 1,295,118.86 = 508,766.58 : x
  2. Step 2: Convert to fraction form
    938,497.50/1,295,118.86 = 508,766.58/x
  3. Step 3: Cross multiply
    938,497.50x = 1,295,118.86 × 508,766.58
  4. Step 4: Simplify right side
    938,497.50x = 658,913,190,551.87
  5. Step 5: Solve for x
    x = 658,913,190,551.87/938,497.50
  6. Step 6: Final answer
    x = 702,093.71

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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.