Home / 769,922.84-1,154,871.52-230,180.36

Finding the Fourth Proportional to 769,922.84, 1,154,871.52 and 230,180.36

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Solution

The fourth proportional to 769,922.84, 1,154,871.52 and 230,180.36 is: 345,266.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,922.84 : 1,154,871.52 = 230,180.36 : x
  2. Step 2: Convert to fraction form
    769,922.84/1,154,871.52 = 230,180.36/x
  3. Step 3: Cross multiply
    769,922.84x = 1,154,871.52 × 230,180.36
  4. Step 4: Simplify right side
    769,922.84x = 265,828,735,877.54
  5. Step 5: Solve for x
    x = 265,828,735,877.54/769,922.84
  6. Step 6: Final answer
    x = 345,266.72

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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.