Home / 482,913.36-666,450.69-268,057.02

Finding the Fourth Proportional to 482,913.36, 666,450.69 and 268,057.02

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Solution

The fourth proportional to 482,913.36, 666,450.69 and 268,057.02 is: 369,935.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,913.36 : 666,450.69 = 268,057.02 : x
  2. Step 2: Convert to fraction form
    482,913.36/666,450.69 = 268,057.02/x
  3. Step 3: Cross multiply
    482,913.36x = 666,450.69 × 268,057.02
  4. Step 4: Simplify right side
    482,913.36x = 178,646,785,938.34
  5. Step 5: Solve for x
    x = 178,646,785,938.34/482,913.36
  6. Step 6: Final answer
    x = 369,935.48

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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.