Home / 969,922.67-1,338,440.55-534,255.12

Finding the Fourth Proportional to 969,922.67, 1,338,440.55 and 534,255.12

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Solution

The fourth proportional to 969,922.67, 1,338,440.55 and 534,255.12 is: 737,243.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,922.67 : 1,338,440.55 = 534,255.12 : x
  2. Step 2: Convert to fraction form
    969,922.67/1,338,440.55 = 534,255.12/x
  3. Step 3: Cross multiply
    969,922.67x = 1,338,440.55 × 534,255.12
  4. Step 4: Simplify right side
    969,922.67x = 715,068,716,653.12
  5. Step 5: Solve for x
    x = 715,068,716,653.12/969,922.67
  6. Step 6: Final answer
    x = 737,243.02

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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.