Home / 929,664.56-1,394,313.20-255,571.94

Finding the Fourth Proportional to 929,664.56, 1,394,313.20 and 255,571.94

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Solution

The fourth proportional to 929,664.56, 1,394,313.20 and 255,571.94 is: 383,307.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,664.56 : 1,394,313.20 = 255,571.94 : x
  2. Step 2: Convert to fraction form
    929,664.56/1,394,313.20 = 255,571.94/x
  3. Step 3: Cross multiply
    929,664.56x = 1,394,313.20 × 255,571.94
  4. Step 4: Simplify right side
    929,664.56x = 356,347,329,491.61
  5. Step 5: Solve for x
    x = 356,347,329,491.61/929,664.56
  6. Step 6: Final answer
    x = 383,307.43

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1.5x scale

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.