Home / 406,977.14-610,382.59-154,170.47

Finding the Fourth Proportional to 406,977.14, 610,382.59 and 154,170.47

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Solution

The fourth proportional to 406,977.14, 610,382.59 and 154,170.47 is: 231,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,977.14 : 610,382.59 = 154,170.47 : x
  2. Step 2: Convert to fraction form
    406,977.14/610,382.59 = 154,170.47/x
  3. Step 3: Cross multiply
    406,977.14x = 610,382.59 × 154,170.47
  4. Step 4: Simplify right side
    406,977.14x = 94,102,971,920.65
  5. Step 5: Solve for x
    x = 94,102,971,920.65/406,977.14
  6. Step 6: Final answer
    x = 231,224.22

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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.