Home / 406,935.54-610,479.86-163,795.20

Finding the Fourth Proportional to 406,935.54, 610,479.86 and 163,795.20

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Solution

The fourth proportional to 406,935.54, 610,479.86 and 163,795.20 is: 245,723.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,935.54 : 610,479.86 = 163,795.20 : x
  2. Step 2: Convert to fraction form
    406,935.54/610,479.86 = 163,795.20/x
  3. Step 3: Cross multiply
    406,935.54x = 610,479.86 × 163,795.20
  4. Step 4: Simplify right side
    406,935.54x = 99,993,670,764.67
  5. Step 5: Solve for x
    x = 99,993,670,764.67/406,935.54
  6. Step 6: Final answer
    x = 245,723.61

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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.