Home / 938,503.86-1,294,944.33-551,382.30

Finding the Fourth Proportional to 938,503.86, 1,294,944.33 and 551,382.30

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Solution

The fourth proportional to 938,503.86, 1,294,944.33 and 551,382.30 is: 760,795.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,503.86 : 1,294,944.33 = 551,382.30 : x
  2. Step 2: Convert to fraction form
    938,503.86/1,294,944.33 = 551,382.30/x
  3. Step 3: Cross multiply
    938,503.86x = 1,294,944.33 × 551,382.30
  4. Step 4: Simplify right side
    938,503.86x = 714,009,383,047.36
  5. Step 5: Solve for x
    x = 714,009,383,047.36/938,503.86
  6. Step 6: Final answer
    x = 760,795.36

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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.