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Finding the Fourth Proportional to 274,643.83, 411,633.08 and 116,540.13

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Solution

The fourth proportional to 274,643.83, 411,633.08 and 116,540.13 is: 174,669.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,643.83 : 411,633.08 = 116,540.13 : x
  2. Step 2: Convert to fraction form
    274,643.83/411,633.08 = 116,540.13/x
  3. Step 3: Cross multiply
    274,643.83x = 411,633.08 × 116,540.13
  4. Step 4: Simplify right side
    274,643.83x = 47,971,772,655.50
  5. Step 5: Solve for x
    x = 47,971,772,655.50/274,643.83
  6. Step 6: Final answer
    x = 174,669.03

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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.