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Finding the Fourth Proportional to 477,633.51, 659,059.13 and 273,645.14

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Solution

The fourth proportional to 477,633.51, 659,059.13 and 273,645.14 is: 377,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,633.51 : 659,059.13 = 273,645.14 : x
  2. Step 2: Convert to fraction form
    477,633.51/659,059.13 = 273,645.14/x
  3. Step 3: Cross multiply
    477,633.51x = 659,059.13 × 273,645.14
  4. Step 4: Simplify right side
    477,633.51x = 180,348,325,285.95
  5. Step 5: Solve for x
    x = 180,348,325,285.95/477,633.51
  6. Step 6: Final answer
    x = 377,587.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.