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Finding the Fourth Proportional to 344,878.30, 516,569.76 and 167,012.33

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Solution

The fourth proportional to 344,878.30, 516,569.76 and 167,012.33 is: 250,156.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,878.30 : 516,569.76 = 167,012.33 : x
  2. Step 2: Convert to fraction form
    344,878.30/516,569.76 = 167,012.33/x
  3. Step 3: Cross multiply
    344,878.30x = 516,569.76 × 167,012.33
  4. Step 4: Simplify right side
    344,878.30x = 86,273,519,225.14
  5. Step 5: Solve for x
    x = 86,273,519,225.14/344,878.30
  6. Step 6: Final answer
    x = 250,156.42

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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.