Home / 406,927.54-610,467.86-163,787.21

Finding the Fourth Proportional to 406,927.54, 610,467.86 and 163,787.21

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Solution

The fourth proportional to 406,927.54, 610,467.86 and 163,787.21 is: 245,711.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,927.54 : 610,467.86 = 163,787.21 : x
  2. Step 2: Convert to fraction form
    406,927.54/610,467.86 = 163,787.21/x
  3. Step 3: Cross multiply
    406,927.54x = 610,467.86 × 163,787.21
  4. Step 4: Simplify right side
    406,927.54x = 99,986,823,712.80
  5. Step 5: Solve for x
    x = 99,986,823,712.80/406,927.54
  6. Step 6: Final answer
    x = 245,711.62

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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.