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Finding the Fourth Proportional to 446,978.01, 670,171.08 and 176,927.25

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Solution

The fourth proportional to 446,978.01, 670,171.08 and 176,927.25 is: 265,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,978.01 : 670,171.08 = 176,927.25 : x
  2. Step 2: Convert to fraction form
    446,978.01/670,171.08 = 176,927.25/x
  3. Step 3: Cross multiply
    446,978.01x = 670,171.08 × 176,927.25
  4. Step 4: Simplify right side
    446,978.01x = 118,571,526,213.93
  5. Step 5: Solve for x
    x = 118,571,526,213.93/446,978.01
  6. Step 6: Final answer
    x = 265,273.74

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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.