Home / 411,844.32-617,708.04-159,243.84

Finding the Fourth Proportional to 411,844.32, 617,708.04 and 159,243.84

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Solution

The fourth proportional to 411,844.32, 617,708.04 and 159,243.84 is: 238,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,844.32 : 617,708.04 = 159,243.84 : x
  2. Step 2: Convert to fraction form
    411,844.32/617,708.04 = 159,243.84/x
  3. Step 3: Cross multiply
    411,844.32x = 617,708.04 × 159,243.84
  4. Step 4: Simplify right side
    411,844.32x = 98,366,200,288.47
  5. Step 5: Solve for x
    x = 98,366,200,288.47/411,844.32
  6. Step 6: Final answer
    x = 238,843.16

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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.