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Finding the Fourth Proportional to 471,028.29, 706,550.52 and 134,077.59

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Solution

The fourth proportional to 471,028.29, 706,550.52 and 134,077.59 is: 201,118.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,028.29 : 706,550.52 = 134,077.59 : x
  2. Step 2: Convert to fraction form
    471,028.29/706,550.52 = 134,077.59/x
  3. Step 3: Cross multiply
    471,028.29x = 706,550.52 × 134,077.59
  4. Step 4: Simplify right side
    471,028.29x = 94,732,590,934.85
  5. Step 5: Solve for x
    x = 94,732,590,934.85/471,028.29
  6. Step 6: Final answer
    x = 201,118.69

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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.