Home / 962,814.12-1,329,310.08-669,012.36

Finding the Fourth Proportional to 962,814.12, 1,329,310.08 and 669,012.36

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Solution

The fourth proportional to 962,814.12, 1,329,310.08 and 669,012.36 is: 923,672.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,814.12 : 1,329,310.08 = 669,012.36 : x
  2. Step 2: Convert to fraction form
    962,814.12/1,329,310.08 = 669,012.36/x
  3. Step 3: Cross multiply
    962,814.12x = 1,329,310.08 × 669,012.36
  4. Step 4: Simplify right side
    962,814.12x = 889,324,873,792.59
  5. Step 5: Solve for x
    x = 889,324,873,792.59/962,814.12
  6. Step 6: Final answer
    x = 923,672.45

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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.