Home / 456,021.38-629,284.92-252,060.14

Finding the Fourth Proportional to 456,021.38, 629,284.92 and 252,060.14

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Solution

The fourth proportional to 456,021.38, 629,284.92 and 252,060.14 is: 347,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,021.38 : 629,284.92 = 252,060.14 : x
  2. Step 2: Convert to fraction form
    456,021.38/629,284.92 = 252,060.14/x
  3. Step 3: Cross multiply
    456,021.38x = 629,284.92 × 252,060.14
  4. Step 4: Simplify right side
    456,021.38x = 158,617,645,035.09
  5. Step 5: Solve for x
    x = 158,617,645,035.09/456,021.38
  6. Step 6: Final answer
    x = 347,829.40

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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.