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Finding the Fourth Proportional to 456,472.17, 629,950.14 and 252,519.57

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Solution

The fourth proportional to 456,472.17, 629,950.14 and 252,519.57 is: 348,487.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,472.17 : 629,950.14 = 252,519.57 : x
  2. Step 2: Convert to fraction form
    456,472.17/629,950.14 = 252,519.57/x
  3. Step 3: Cross multiply
    456,472.17x = 629,950.14 × 252,519.57
  4. Step 4: Simplify right side
    456,472.17x = 159,074,738,474.24
  5. Step 5: Solve for x
    x = 159,074,738,474.24/456,472.17
  6. Step 6: Final answer
    x = 348,487.27

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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.