Home / 468,787.90-646,880.96-262,017.58

Finding the Fourth Proportional to 468,787.90, 646,880.96 and 262,017.58

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Solution

The fourth proportional to 468,787.90, 646,880.96 and 262,017.58 is: 361,558.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,787.90 : 646,880.96 = 262,017.58 : x
  2. Step 2: Convert to fraction form
    468,787.90/646,880.96 = 262,017.58/x
  3. Step 3: Cross multiply
    468,787.90x = 646,880.96 × 262,017.58
  4. Step 4: Simplify right side
    468,787.90x = 169,494,183,687.28
  5. Step 5: Solve for x
    x = 169,494,183,687.28/468,787.90
  6. Step 6: Final answer
    x = 361,558.36

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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.