Home / 627,051.24-939,932.64-247,817.88

Finding the Fourth Proportional to 627,051.24, 939,932.64 and 247,817.88

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Solution

The fourth proportional to 627,051.24, 939,932.64 and 247,817.88 is: 371,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,051.24 : 939,932.64 = 247,817.88 : x
  2. Step 2: Convert to fraction form
    627,051.24/939,932.64 = 247,817.88/x
  3. Step 3: Cross multiply
    627,051.24x = 939,932.64 × 247,817.88
  4. Step 4: Simplify right side
    627,051.24x = 232,932,114,187.60
  5. Step 5: Solve for x
    x = 232,932,114,187.60/627,051.24
  6. Step 6: Final answer
    x = 371,472.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.