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Finding the Fourth Proportional to 274,210.35, 411,149.45 and 179,326.01

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Solution

The fourth proportional to 274,210.35, 411,149.45 and 179,326.01 is: 268,880.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,210.35 : 411,149.45 = 179,326.01 : x
  2. Step 2: Convert to fraction form
    274,210.35/411,149.45 = 179,326.01/x
  3. Step 3: Cross multiply
    274,210.35x = 411,149.45 × 179,326.01
  4. Step 4: Simplify right side
    274,210.35x = 73,729,788,326.45
  5. Step 5: Solve for x
    x = 73,729,788,326.45/274,210.35
  6. Step 6: Final answer
    x = 268,880.40

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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.