Home / 964,571.56-1,331,175.68-534,891.67

Finding the Fourth Proportional to 964,571.56, 1,331,175.68 and 534,891.67

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Solution

The fourth proportional to 964,571.56, 1,331,175.68 and 534,891.67 is: 738,187.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,571.56 : 1,331,175.68 = 534,891.67 : x
  2. Step 2: Convert to fraction form
    964,571.56/1,331,175.68 = 534,891.67/x
  3. Step 3: Cross multiply
    964,571.56x = 1,331,175.68 × 534,891.67
  4. Step 4: Simplify right side
    964,571.56x = 712,034,782,538.59
  5. Step 5: Solve for x
    x = 712,034,782,538.59/964,571.56
  6. Step 6: Final answer
    x = 738,187.62

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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.