Home / 375,664.46-563,318.31-217,941.26

Finding the Fourth Proportional to 375,664.46, 563,318.31 and 217,941.26

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Solution

The fourth proportional to 375,664.46, 563,318.31 and 217,941.26 is: 326,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,664.46 : 563,318.31 = 217,941.26 : x
  2. Step 2: Convert to fraction form
    375,664.46/563,318.31 = 217,941.26/x
  3. Step 3: Cross multiply
    375,664.46x = 563,318.31 × 217,941.26
  4. Step 4: Simplify right side
    375,664.46x = 122,770,302,262.47
  5. Step 5: Solve for x
    x = 122,770,302,262.47/375,664.46
  6. Step 6: Final answer
    x = 326,808.40

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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.