Home / 939,825.15-1,296,923.94-510,096.06

Finding the Fourth Proportional to 939,825.15, 1,296,923.94 and 510,096.06

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Solution

The fourth proportional to 939,825.15, 1,296,923.94 and 510,096.06 is: 703,913.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,825.15 : 1,296,923.94 = 510,096.06 : x
  2. Step 2: Convert to fraction form
    939,825.15/1,296,923.94 = 510,096.06/x
  3. Step 3: Cross multiply
    939,825.15x = 1,296,923.94 × 510,096.06
  4. Step 4: Simplify right side
    939,825.15x = 661,555,791,913.68
  5. Step 5: Solve for x
    x = 661,555,791,913.68/939,825.15
  6. Step 6: Final answer
    x = 703,913.69

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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.