Home / 320,836.56-481,088.70-171,036.62

Finding the Fourth Proportional to 320,836.56, 481,088.70 and 171,036.62

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Solution

The fourth proportional to 320,836.56, 481,088.70 and 171,036.62 is: 256,466.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,836.56 : 481,088.70 = 171,036.62 : x
  2. Step 2: Convert to fraction form
    320,836.56/481,088.70 = 171,036.62/x
  3. Step 3: Cross multiply
    320,836.56x = 481,088.70 × 171,036.62
  4. Step 4: Simplify right side
    320,836.56x = 82,283,782,762.75
  5. Step 5: Solve for x
    x = 82,283,782,762.75/320,836.56
  6. Step 6: Final answer
    x = 256,466.35

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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.