Home / 336,304.50-463,837.64-215,456.96

Finding the Fourth Proportional to 336,304.50, 463,837.64 and 215,456.96

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Solution

The fourth proportional to 336,304.50, 463,837.64 and 215,456.96 is: 297,162.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,304.50 : 463,837.64 = 215,456.96 : x
  2. Step 2: Convert to fraction form
    336,304.50/463,837.64 = 215,456.96/x
  3. Step 3: Cross multiply
    336,304.50x = 463,837.64 × 215,456.96
  4. Step 4: Simplify right side
    336,304.50x = 99,937,047,847.97
  5. Step 5: Solve for x
    x = 99,937,047,847.97/336,304.50
  6. Step 6: Final answer
    x = 297,162.39

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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.