Home / 481,226.96-721,386.48-165,463.04

Finding the Fourth Proportional to 481,226.96, 721,386.48 and 165,463.04

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Solution

The fourth proportional to 481,226.96, 721,386.48 and 165,463.04 is: 248,038.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,226.96 : 721,386.48 = 165,463.04 : x
  2. Step 2: Convert to fraction form
    481,226.96/721,386.48 = 165,463.04/x
  3. Step 3: Cross multiply
    481,226.96x = 721,386.48 × 165,463.04
  4. Step 4: Simplify right side
    481,226.96x = 119,362,799,995.70
  5. Step 5: Solve for x
    x = 119,362,799,995.70/481,226.96
  6. Step 6: Final answer
    x = 248,038.47

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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.