Home / 777,942.84-1,166,914.44-245,505.36

Finding the Fourth Proportional to 777,942.84, 1,166,914.44 and 245,505.36

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Solution

The fourth proportional to 777,942.84, 1,166,914.44 and 245,505.36 is: 368,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,942.84 : 1,166,914.44 = 245,505.36 : x
  2. Step 2: Convert to fraction form
    777,942.84/1,166,914.44 = 245,505.36/x
  3. Step 3: Cross multiply
    777,942.84x = 1,166,914.44 × 245,505.36
  4. Step 4: Simplify right side
    777,942.84x = 286,483,749,681.40
  5. Step 5: Solve for x
    x = 286,483,749,681.40/777,942.84
  6. Step 6: Final answer
    x = 368,258.10

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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.