Home / 938,289.85-1,294,841.36-508,569.86

Finding the Fourth Proportional to 938,289.85, 1,294,841.36 and 508,569.86

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Solution

The fourth proportional to 938,289.85, 1,294,841.36 and 508,569.86 is: 701,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,289.85 : 1,294,841.36 = 508,569.86 : x
  2. Step 2: Convert to fraction form
    938,289.85/1,294,841.36 = 508,569.86/x
  3. Step 3: Cross multiply
    938,289.85x = 1,294,841.36 × 508,569.86
  4. Step 4: Simplify right side
    938,289.85x = 658,517,293,685.94
  5. Step 5: Solve for x
    x = 658,517,293,685.94/938,289.85
  6. Step 6: Final answer
    x = 701,827.15

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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.