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Finding the Fourth Proportional to 585,361.69, 877,343.60 and 301,188.38

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Solution

The fourth proportional to 585,361.69, 877,343.60 and 301,188.38 is: 451,422.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,361.69 : 877,343.60 = 301,188.38 : x
  2. Step 2: Convert to fraction form
    585,361.69/877,343.60 = 301,188.38/x
  3. Step 3: Cross multiply
    585,361.69x = 877,343.60 × 301,188.38
  4. Step 4: Simplify right side
    585,361.69x = 264,245,693,953.62
  5. Step 5: Solve for x
    x = 264,245,693,953.62/585,361.69
  6. Step 6: Final answer
    x = 451,422.94

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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.