Home / 482,717.96-666,280.04-301,320.68

Finding the Fourth Proportional to 482,717.96, 666,280.04 and 301,320.68

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Solution

The fourth proportional to 482,717.96, 666,280.04 and 301,320.68 is: 415,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,717.96 : 666,280.04 = 301,320.68 : x
  2. Step 2: Convert to fraction form
    482,717.96/666,280.04 = 301,320.68/x
  3. Step 3: Cross multiply
    482,717.96x = 666,280.04 × 301,320.68
  4. Step 4: Simplify right side
    482,717.96x = 200,763,954,882.32
  5. Step 5: Solve for x
    x = 200,763,954,882.32/482,717.96
  6. Step 6: Final answer
    x = 415,903.23

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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.