Home / 442,192.81-610,247.71-248,661.43

Finding the Fourth Proportional to 442,192.81, 610,247.71 and 248,661.43

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Solution

The fourth proportional to 442,192.81, 610,247.71 and 248,661.43 is: 343,164.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,192.81 : 610,247.71 = 248,661.43 : x
  2. Step 2: Convert to fraction form
    442,192.81/610,247.71 = 248,661.43/x
  3. Step 3: Cross multiply
    442,192.81x = 610,247.71 × 248,661.43
  4. Step 4: Simplify right side
    442,192.81x = 151,745,068,222.83
  5. Step 5: Solve for x
    x = 151,745,068,222.83/442,192.81
  6. Step 6: Final answer
    x = 343,164.94

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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.