Home / 737,515.44-1,105,902.36-429,866.46

Finding the Fourth Proportional to 737,515.44, 1,105,902.36 and 429,866.46

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Solution

The fourth proportional to 737,515.44, 1,105,902.36 and 429,866.46 is: 644,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,515.44 : 1,105,902.36 = 429,866.46 : x
  2. Step 2: Convert to fraction form
    737,515.44/1,105,902.36 = 429,866.46/x
  3. Step 3: Cross multiply
    737,515.44x = 1,105,902.36 × 429,866.46
  4. Step 4: Simplify right side
    737,515.44x = 475,390,332,598.85
  5. Step 5: Solve for x
    x = 475,390,332,598.85/737,515.44
  6. Step 6: Final answer
    x = 644,583.57

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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.