Home / 406,935.18-610,277.97-281,382.18

Finding the Fourth Proportional to 406,935.18, 610,277.97 and 281,382.18

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Solution

The fourth proportional to 406,935.18, 610,277.97 and 281,382.18 is: 421,986.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,935.18 : 610,277.97 = 281,382.18 : x
  2. Step 2: Convert to fraction form
    406,935.18/610,277.97 = 281,382.18/x
  3. Step 3: Cross multiply
    406,935.18x = 610,277.97 × 281,382.18
  4. Step 4: Simplify right side
    406,935.18x = 171,721,345,604.58
  5. Step 5: Solve for x
    x = 171,721,345,604.58/406,935.18
  6. Step 6: Final answer
    x = 421,986.97

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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.