Home / 310,664.08-465,296.04-217,585.36

Finding the Fourth Proportional to 310,664.08, 465,296.04 and 217,585.36

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Solution

The fourth proportional to 310,664.08, 465,296.04 and 217,585.36 is: 325,887.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,664.08 : 465,296.04 = 217,585.36 : x
  2. Step 2: Convert to fraction form
    310,664.08/465,296.04 = 217,585.36/x
  3. Step 3: Cross multiply
    310,664.08x = 465,296.04 × 217,585.36
  4. Step 4: Simplify right side
    310,664.08x = 101,241,606,369.97
  5. Step 5: Solve for x
    x = 101,241,606,369.97/310,664.08
  6. Step 6: Final answer
    x = 325,887.71

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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.