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Finding the Fourth Proportional to 365,712.00, 504,720.57 and 210,668.63

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Solution

The fourth proportional to 365,712.00, 504,720.57 and 210,668.63 is: 290,744.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,712.00 : 504,720.57 = 210,668.63 : x
  2. Step 2: Convert to fraction form
    365,712.00/504,720.57 = 210,668.63/x
  3. Step 3: Cross multiply
    365,712.00x = 504,720.57 × 210,668.63
  4. Step 4: Simplify right side
    365,712.00x = 106,328,790,935.17
  5. Step 5: Solve for x
    x = 106,328,790,935.17/365,712.00
  6. Step 6: Final answer
    x = 290,744.61

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1.5x scale

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.