Home / 479,922.44-719,971.14-240,161.72

Finding the Fourth Proportional to 479,922.44, 719,971.14 and 240,161.72

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Solution

The fourth proportional to 479,922.44, 719,971.14 and 240,161.72 is: 360,286.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,922.44 : 719,971.14 = 240,161.72 : x
  2. Step 2: Convert to fraction form
    479,922.44/719,971.14 = 240,161.72/x
  3. Step 3: Cross multiply
    479,922.44x = 719,971.14 × 240,161.72
  4. Step 4: Simplify right side
    479,922.44x = 172,909,507,332.76
  5. Step 5: Solve for x
    x = 172,909,507,332.76/479,922.44
  6. Step 6: Final answer
    x = 360,286.36

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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.