Home / 938,036.88-1,294,485.84-508,305.96

Finding the Fourth Proportional to 938,036.88, 1,294,485.84 and 508,305.96

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Solution

The fourth proportional to 938,036.88, 1,294,485.84 and 508,305.96 is: 701,459.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,036.88 : 1,294,485.84 = 508,305.96 : x
  2. Step 2: Convert to fraction form
    938,036.88/1,294,485.84 = 508,305.96/x
  3. Step 3: Cross multiply
    938,036.88x = 1,294,485.84 × 508,305.96
  4. Step 4: Simplify right side
    938,036.88x = 657,994,867,607.61
  5. Step 5: Solve for x
    x = 657,994,867,607.61/938,036.88
  6. Step 6: Final answer
    x = 701,459.49

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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.