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Finding the Fourth Proportional to 341,174.75, 511,762.13 and 119,558.75

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Solution

The fourth proportional to 341,174.75, 511,762.13 and 119,558.75 is: 179,338.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,174.75 : 511,762.13 = 119,558.75 : x
  2. Step 2: Convert to fraction form
    341,174.75/511,762.13 = 119,558.75/x
  3. Step 3: Cross multiply
    341,174.75x = 511,762.13 × 119,558.75
  4. Step 4: Simplify right side
    341,174.75x = 61,185,639,962.34
  5. Step 5: Solve for x
    x = 61,185,639,962.34/341,174.75
  6. Step 6: Final answer
    x = 179,338.13

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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.