Home / 577,958.24-867,185.40-223,221.36

Finding the Fourth Proportional to 577,958.24, 867,185.40 and 223,221.36

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Solution

The fourth proportional to 577,958.24, 867,185.40 and 223,221.36 is: 334,927.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,958.24 : 867,185.40 = 223,221.36 : x
  2. Step 2: Convert to fraction form
    577,958.24/867,185.40 = 223,221.36/x
  3. Step 3: Cross multiply
    577,958.24x = 867,185.40 × 223,221.36
  4. Step 4: Simplify right side
    577,958.24x = 193,574,304,360.14
  5. Step 5: Solve for x
    x = 193,574,304,360.14/577,958.24
  6. Step 6: Final answer
    x = 334,927.84

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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.