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Finding the Fourth Proportional to 579,042.36, 799,122.74 and 334,071

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Solution

The fourth proportional to 579,042.36, 799,122.74 and 334,071 is: 461,043.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,042.36 : 799,122.74 = 334,071 : x
  2. Step 2: Convert to fraction form
    579,042.36/799,122.74 = 334,071/x
  3. Step 3: Cross multiply
    579,042.36x = 799,122.74 × 334,071
  4. Step 4: Simplify right side
    579,042.36x = 266,963,731,204.19
  5. Step 5: Solve for x
    x = 266,963,731,204.19/579,042.36
  6. Step 6: Final answer
    x = 461,043.53

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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.