Home / 456,402.24-629,857.20-252,452.28

Finding the Fourth Proportional to 456,402.24, 629,857.20 and 252,452.28

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Solution

The fourth proportional to 456,402.24, 629,857.20 and 252,452.28 is: 348,396.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,402.24 : 629,857.20 = 252,452.28 : x
  2. Step 2: Convert to fraction form
    456,402.24/629,857.20 = 252,452.28/x
  3. Step 3: Cross multiply
    456,402.24x = 629,857.20 × 252,452.28
  4. Step 4: Simplify right side
    456,402.24x = 159,008,886,214.42
  5. Step 5: Solve for x
    x = 159,008,886,214.42/456,402.24
  6. Step 6: Final answer
    x = 348,396.38

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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.